PUBLICATIONS

REFEREED PUBLICATIONS - 2018

Alemohammad, S. H., J. Kolassa, C. Prigent, F. Aires, and P. Gentine, 2018. Global Downscaling of Remotely-Sensed Soil Moisture using Neural Networks. Hydro. Earth Sys. Sci. , 22, 5341-5356. doi: 10.5194/hess-2017-680  Link to Published Version

Andrews, L. C., M. J. Hoffman, T. A. Neumann, G. A. Catania, M. P. Luthi, R. L. Hawley, K. M. Schild, C. Ryser, and B. F. Morriss, 2018. Seasonal evolution of the subglacial hydrologic system modified by supraglacial lake drainage in western Greenland. J. Geophys Res-Earth , 123 (6), 1479-1496. doi: 10.1029/2017JF004585  Link to Published Version

Arnold, N., and W. Putman, 2018. Non-rotating convective self-aggregation in a limited area AGCM. J. Adv. Model. Earth Sy , 10 (4), 1029-1046. doi:10.1002/2017MS001218  Link to Published Version

Bacer, S., S. C. Sullivan, V. A. Karydis, D. Barahona, M. Kramer, A. Nenes, H. Tost, A. P. Tsimpidi, J. Lelieveld, and A. Pozzer, 2018. Implementation of a comprehensive ice crystal formation parameterization for cirrus and mixed-phase clouds into the EMAC model (based on MESSy 2.53). Geosci. Model Dev. , 11, 4021-4041. doi: 10.5194/gmd-11-4021-2018  Link to Published Version

Balsamo, G., A. Agusti-Panareda, C. Alberge, G. Arduini, A. Beljaars, J. Bidlot, N. Bousserez, S. Boussetta, A. Brown, R. Buizza, C. Buontempo, F. Chevallier, M. Choulga, H. Cloke, M. F. Cronin, M. Dahoui, P. De Rosnay, P. A. Dirmeyer, et. al., 2018. Satellite and in situ observations for advancing global Earth surface modelling: a review. Rem. Sens. , 10, 2038. doi:10.3390/rs10122038  Link to Published Version

Barahona, D., 2018. On the Thermodynamic and Kinetic Aspects of Immersion Ice Nucleation. Atmos. Chem. Phys. , 18, 17119-17141. doi: 10.5194/acp-18-17119-2018  Link to Published Version

Beosch, D.F., W.C. Boicourt, R.I. Cullather, T. Ezer, G.E. Galloway, Jr., Z.P. Johnson, K.H. Kilbourne, M.L. Kirwan, R.E. Kopp, S. Land, M. Li, W. Nardin, C.K. Sommerfield,and W.V. Sweet, 2018. Sea-level Rise: Projections for Maryland 2018. University of Maryland Center for Environmental Science, Cambridge, MD , 27 pp. no DOI  Link to Published Version

Buizza, R., P. Poli, M. Rixen, M. Alonso-Balmaseda, M. Bosilovich, S. Brönnimann, G. Compo, D. Dee, F. Desiato, M. Doutriaux-Boucher, M. Fujiwara, A. Kaiser-Weiss, S. Kobayashi, Z. Liu, S. Masina, P. Mathieu, N. Rayner, C. Richter, S. Seneviratne, A. Simmons, J. Thépaut, J. Auger, M. Bechtold, E.Berntell, B. Dong, M. Kozubek, K. Sharif, C. Thomas, S. Schimanke, A. Storto, M. Tuma, I. Väisuo, and A. Vaselali, 2018. Advancing Global & Regional Reanalyses. Bull. Amer. Meteor. Soc. , 99, ES139–ES144. doi:10.1175/BAMS-D-17-0312.1  Link to Published Version

Carlson, D., and T. Oda, 2018. Data Publication: ESSD Goals, Practices and Recommendations. Earth Syst. Sci. Data , 10, 2275-2278. doi: 10.5194/essd-10-2275-2018  Link to Published Version

Crow, W. T., F. Chen, R. H. Reichle, Y. Xia, and Q. Liu, 2018. Exploiting soil moisture, precipitation and streamflow observations to evaluate soil moisture-runoff coupling in land surface models. Geophy. Res. Lett , 45, 4869-4878. doi:10.1002/2018GL077193  Link to Published Version

Crow, W. T., S. Milak, M. Moghaddam, A. Tabatabaeenejad, S. Jaruwatanadilok, X. Yu, Y. Shi, R. H. Reichle, Y. Hagimoto, and R. H. Cuenca, 2018. Spatial and temporal variability of root-zone soil moisture acquired from hydrologic modeling and AirMOSS P-band radar. IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing , 11 (12), 4578-4590. DOI: 10.1109/JSTARS.2018.2865251  Link to Published Version

Cullather, R. I., and S. M. J. Nowicki, 2018. Greenland Ice Sheet Surface Melt and Its Relation to Daily Atmospheric Condition. J. Cli , 31 (5), 1897-1919. DOI:10.1175/JCLI-D-17-0447.1  Link to Published Version

Dirmeyer, P. A., L. Chen, J. Wu, C.-S. Shin, B. Huang, B. A. Cash, M. G. Bosilovich, S. Mahanama, R. D. Koster, J. A. Santanello, M. B. Ek, G. Balsamo, E. Dutra, and D. M. Lawrence, 2018. Verification of land-atmosphere coupling in forecast models, reanalyses and land surface models using flux site observations. J. Hydrometeor , 19, 375-392. DOI: 10.1175/JHM-D-17-0152.1  Link to Published Version

dos Santos, F. C., K. M. Longo, A. B. Guenther, S. Kim, D. Gu, D. E. Oram, G. Forster, J. Lee, J. R. Hopkins, J. Brito, and S. R. Freitas, 2018. Biomass burning emissions disturbances on the isoprene oxidation in a tropical forest.. Atmo. Chem. Phys , 18 (17), 12715-12734. DOI: 10.5194/acp-18-12715-2018  Link to Published Version

Draper, C. S., R. H. Reichle, and R. D. Koster, 2018. Assessment of MERRA-2 Land Surface Energy Flux Estimates. J Climate (MERRA-2 Special Collection) , 31, 671-691. doi:10.1175/JCLI-D-17-0121.1  Link to Published Version

Du, J., J. S. Kimball, J. Galantowicz, S.-B. Kim, S. K. Chan, R. H. Reichle, L. A. Jones, and J. D. Watts, 2018. Assessing global surface water inundation dynamics using 1 combined satellite information from SMAP, AMSR2 and Landsat. Remote Sens. Environ. , 213, 1-17. doi:10.1016/j.rse.2018.04.054  Link to Published Version

Du, J., J. S. Kimball, R. H. Reichle, L. A. Jones, J. D. Watts, and Y. Kim, 2018. Global Satellite Retrievals of the Near-Surface Atmospheric Vapor Pressure Deficit from AMSR-E and AMSR2. Remote Sensing , 10, 1175. doi:10.3390/rs10081175  Link to Published Version

Duong, T. M., R. Ranasinghe, M. Thatcher, S. Mahanama, Z. B. Wang, P. K. Dissanayake, M. Hemer, A. Luijendijk, J. Bamunawala, D. Roelvink, and D. Walstrab, 2018. ASSESSING CLIMATE CHANGE IMPACTS ON THE STABILITY OF SMALL TIDAL INLETS: Part 2- DATA RICH ENVIRONMENTS. Marine Geol , 395, 65-81. DOI:10.1016/j.margeo.2017.09.007  Link to Published Version

Eastham, S. D., M. S. Long, C. A. Keller, E. Lundgren, R. Yantosca, J. Zhuang, C. Li, C.J. Lee, B. Auer, T. Clune, J. Kouatchou, W. M. Putman, M. Thompson, A. Trayanov, A. Molod, R. V. Martin, and D. J. Jacob, 2018. GEOS-Chem High Performance (GCHP v11-02c): A next-generation implementation of the GEOS-Chem chemical transport model for massively parallel applications. Geosci Model Dev , 11, 2941-2953. doi: 10.5194/gmd-2018-55  Link to Published Version

Fisher, J., D. J. Hayes, C. R. Schwalm, D. N. Huntzinger, E. Stofferahn, K. Schaefer, Y. Luo, S. D. Wullschleger, S. Goetz, C. E. Miller, P. Griffith, S. Chadburn, A. Chatterjee, et al., 2018. Missing pieces to modeling the Arctic-Boreal puzzle. Environmental Research Letters , 13 (2), 020202. doi: 10.1088/1748-9326/aa9d9a  Link to Published Version

Freitas, S. R., G. A. Grell, A. Molod, M. A. Thompson, W. M. Putman, C. M. Santos e Silva, and E. P. Souza, 2018. Assessing the Grell-Freitas Convection Parameterization in the NASA GEOS Modeling System. J. Adv. Model. Earth Sys , 10, 1266-1289. doi: 10.1029/2017MS001251  Link to Published Version

Garfinkel, C. I., A. Gordon, L. D. Oman, F. Li, S. Davis, and S. Pawson, 2018. Nonlinear response of tropical lower-stratospheric temperature and water vapor to ENSO. Atmos. Chem. Phys. , 18 (7), 4597-4615. doi:10.5194/acp-18-4597-2018  Link to Published Version

Gentemann, C. L., and S. Akella, 2018. Evaluation of NASA GEOS-ADAS modeled diurnal warming through comparisons to SEVIRI and AMSR2 SST observations. J. Geophy. Res. - Oceans , 123 (2), 1364-1375. doi: 10.1002/2017JC013186  Link to Published Version

Hall, D. K., R.I. Cullather, N.E. DiGirolamo, J.C. Comiso, B.C. Medley, and S.M. Nowicki, 2018. A Multilayer Surface Temperature, Surface Albedo, and Water Vapor Product of Greenland from MODIS. Remote Sens. , 10 (4), 555. doi:10.3390/rs10040555  Link to Published Version

Hearty, T. J. III, J.N. Lee, D.L. Wu, R. Cullather, J.M. Blaisdell, J. Susskind, and S. M. J. Nowicki, 2018. Intercomparison of Surface Temperatures from AIRS, MERRA, and MERRA-2, with NOAA and GC-Net Weather Stations at Summit, Greenland. J. Appl. Meteor. Climatol , 57, 1231-1245. doi:10.1175/JAMC-D-17-0216.1  Link to Published Version

Hedelius, J. K., J. Liu, T. Oda, S. Maksyutov, C. M. Roehl, L. T. Iraci, J. R. Podolske, P. W. Hillyard, D. Wunch, and P. O. Wennber, 2018. Southern California Megacity CO₂, CH₄, and CO flux estimates using remote sensing and a Lagrangian model. Atmo. Chem. Phys. , 18, 16271–16291. doi: 10.5194/acp-18-16271-2018  Link to Published Version

Hoffman, M. J., M. Perego, L. C. Andrews, S. F. Price, T. A. Neumann, J. Johnson, and G. Catania, 2018. Widespread moulin formation during supraglacial lake drainages in Greenland. Geophys. Res. Lett , 45, 778-788. DOI: 10.1002/2017GL075659  Link to Published Version

Hu, L., C. A. Keller, M. S. Long, T. Sherwen, B. Auer, A. M. da Silva, J. E. Nielsen, S. Pawson, M. A. Thompson, A. L. Trayanov, K. R. Travis, S. K. Grange, M. J. Evans, and D. J. Jacob, 2018. Global simulation of tropospheric chemistry at 12.5 km resolution: performance and evaluation of the GEOS-Chem chemical module (v10-1) within the NASA GEOS Earth System Model (GEOS-5 ESM). Geosci. Model Dev. , 11, 4603-4620. doi:10.5194/gmd-11-4603-2018  Link to Published Version

Joiner, J., Y. Yoshida, M. Anderson, T. Holmes, C. Hain, R. H. Reichle, R. Koster, E. Middleton, and F.-W. Zeng, 2018. Global relationships among traditional reflectance vegetation indices (NDVI and NDII), evapotranspiration (ET), and soil moisture variability on weekly timescales. Remote Sensing of the Environment , 219, 339-352. doi: 10.1016/j.rse.2018.10.020  Link to Published Version

Kishcha, P., N.-H. Lin, B. Starobinets, A. da Silva, and P. Alpert, 2018. Differentiating between local and remote pollution in Taiwan. Aerosol and Air Qual. Res. , 18 (7), 1788-1798. DOI: 10.4209/aaqr.2017.10.0378  Link to Published Version

Kolassa, J., R.H. Reichle, Q. Liu , S.H. Alemohammad, P. Gentine , K.Aida, J. Asanuma, S. Bircher , T. Caldwell , A. Colliander, M. Cosh, C. Holifield Collins, T.J. Jackson, K. H. Jensen , J. Martínez-Fernández , H. McNairn, A. Pacheco, M. Thibeault, and J.P. Walker, 2018. Estimating surface soil moisture from SMAP observations using a Neural Network approach. Remote Sens. Environ , 204, 43-59. doi:10.1016/j.rse.2017.10.045  Link to Published Version

Koster, R. D., Q. Liu, S. P. P. Mahanama, and R. H. Reichle, 2018. Improved Hydrological Simulation Using SMAP Data: Relative Impacts of Model Calibration and Data Assimilation. J. Hydrometeor. , 19, 727-741. doi:10.1175/JHM-D-17-0228.1  Link to Published Version

Koster, R. D., W. Crow, R. H. Reichle, and S. P. Mahanama, 2018. Estimating Basin-Scale Water Budgets with SMAP Soil Moisture Data. Water Resources Research , 54, 4228-4244. doi: 10.1029/2018WR022669  Link to Published Version

Kramarova, N., P. A. Newman, E. R. Nash, S. E. Strahan, C. S. Long, B. Johnson, M. L. Santee, I. Petropavlovskikh, G. O. Braathen, and L. Coy, 2018. Antarctic ozone hole [in "State of the Climate in 2017"]. Bull. Amer. Meteor. Soc. , 104 (9), S322-S365. doi.org/10.1175/BAMS-D-23-0077.1  Link to Published Version

Lawrence, Z. D., G. L. Manney and K. Wargan, 2018. Reanalysis intercomparisons of stratospheric polar processing diagnostics. Atmo. Chem. Phys. , 18, 13547-13579. doi: 10.5194/acp-18-13547-2018  Link to Published Version

Lee, E., F.-W. Zeng, R. D. Koster, B. Weir, L. Ott, and B. Poulter, 2018. The impact of spatiotemporal variability in atmospheric CO₂ concentration on global terrestrial carbon fluxes. Biogeosciences , 15 (18), 5635-5652. doi: 10.5194/bg-15-5635-2018  Link to Published Version

Levelt, P. F., J. Joiner, J. Tamminen, V. P. Veefkind, P. K. Bhartia, D. C. Stein Zweers, B. N. Duncan, D.G. Streets,H. Eskes, R. van der A, C. McLinden, V. Fioletov, S. Carn, J. de Laat, M. DeLand, S. Marchenko, R. McPeters, J. Ziemke, D. Fu, X. Liu, K. Pickering, A. Apituley, G. González Abad, A. Arola, F. Boersma, C. Chan Miller, K. Chance, M. de Graaf, J. Hakkarainen, S. Hassinen, I. Ialongo, Q. Kleipool, N. Krotkov, C. Li, L. Lamsal, P. Newman, C. Nowlan, R. Suleiman, L. G. Tilstra, O. Torres, H. Wang, and K. Wargan, 2018. The Ozone Monitoring Instrument: overview of 14 years in space. Atmos. Chem. Phys. , 18, 5699-5745. doi: 10.5194/acp-18-5699-2018  Link to Published Version

Li, F., P. Newman, S. Pawson, and J. Perwitz, 2018. Effects of greenhouse gas increase and stratospheric ozone depletion on stratospheric mean age of air in 1960–2010. J. Geophys Res. - Atmos. , 123 (4), 2098-2110. doi: 10.1002/2017JD027562  Link to Published Version

Lim, Y-K, S. D. Schubert, Y. Chang, A. M. Molod, and S. Pawson, 2018. The impact of SST-forced and unforced teleconnections on 2015/16 El Niño winter precipitation over the western United States. J. Clim , 31, 5825-5844. doi: 10.1175/JCLI-D-17-0218.1  Link to Published Version

Lim, Y.-K., S. D. Schubert, R. M. Kovach, A. M. Molod, and S. Pawson, 2018. The Roles of Climate Change and Climate Variability in the 2017 Atlantic Hurricane Season. Scientific Reports , 8, 16172. doi:10.1038/s41598-018-34343-5  Link to Published Version

McCarty, W., M. Chattopadhyay and A. Conaty, 2018. Evaluation of RapidScat Ocean Vector Winds for Data Assimilation and Reanalysis. Monthly Weather Review , 146, 199-211. doi:10.1175/MWR-D-17-0117.1  Link to Published Version

Moradi, I., J. Beauchamp and R. Ferraro, 2018. Radiometric correction of observations from microwave humidity sounders. Atmo. Meas.Tech. , 11, 6617-6626. doi: 10.5194/amt-11-6617-2018  Link to Published Version

Oda, T., S. Maksyutov and R. J. Andres, 2018. The Open-source Data Inventory for Anthropogenic Carbon dioxide (CO₂), version 2016 (ODIAC2016): A global, monthly fossil-fuel CO₂ gridded emission data product for tracer transport simulations and surface flux in. Earth System Science Data , 10 (1), 87-107. DOI: 10.5194/essd-10-87-2018  Link to Published Version

Orbe, C., H. Yang, D. W. Waugh, G. Zeng, O. Morgenstern, D. E. Kinnison, J.-F. Lamarque, S. Tilmes, D. A. Plummer, J. F. Scinocca, B. Josse, V. Marecal, P. Jockel, L. D. Oman, S. E. Strahan, M. Deushi, T. Y. Tanaka, K. Yoshida, H. Akiyoshi, Y. Yamashita, A. Stenke, L. Revell, T. Sukhodolv, E. Rozanov, G. Pitari, D. Visioni, K. A. Stone, and R. Schofield, 2018. Large-Scale Tropospheric Transport in the Chemistry Climate Model Initiative (CCMI) Simulations. Atmo. Chem. Phys. , 18 (10), 7217-7235. doi: 10.5194/acp-18-7217-2018  Link to Published Version

Reale, O., E. McGrath-Spangler, W. McCarty, D. Holdaway, and R. Gelaro, 2018. Impact of adaptively thinned AIRS cloud-cleared radiances on tropical cyclone representation in a global data assimilation and forecast system . Weather and Forecast , 33, 909-931. doi 10.1175/WAF-D-17-0175.1  Link to Published Version

Schröder, M., M. Lockhoff, F. Fell, J. Forsythe, T. Trent, R. Bennartz, E. Borbas, M. G. Bosilovich, E. Castelli, H. Hersbach, M. Kachi, S. Kobayashi, R. E. Kursinski, D. Loyola, C. Mears, R. Preusker, W. B. Rossow, and S. Saha, 2018. The GEWEX Water Vapor Assessment archive of water vapour products from satellite observations and reanalyses. Earth Sys. Sci. Data , 10, 1093-1117. DOI: 10.5194/essd-10-1093-2018  Link to Published Version

Segal Rozenhaimer, M., N. Barton, J. Redemann, S. Schmidt, S. LeBlanc, B. E.Anderson, E. L. Winstead, C. A. Corr, R. H. Moore, K. L. Thornhill, and R. I. Cullather, 2018. Improving our understanding of surface radiative flux bias in Arctic reanalysis over the marginal ice zone: Observational based sensitivity analysis during ARISE. J. Clim , 123 (12), 6565-6580. doi:10.1029/2018JD028349  Link to Published Version

Seo, E., M.-I. Lee, J.-H. Jeong, R. D. Koster, S. D. Schubert, H. Kim, D. Kim, H.-S. Kang, H.-K. Kim, C. MacLachlan, and A. A. Scaife, 2018. Impact of soil moisture initialization on boreal summer subseasonal forecasts: mid-latitude surface air temperature and heat wave events. Climate Dynamics , 52, 1695-1709. doi: 10.1007/s00382-018-4221-4  Link to Published Version

Strobach, E., A. Molod, G. Forget, J.-M. Campin, C. Hill, D. Menemenlis, and P. Heimbach, 2018. Consequences of different air-sea feedbacks on ocean using MITgcm and MERRA-2 forcing: Implications for coupled data assimilation systems. Ocean Modeling , 132, 91-111. doi: 10.1016/j.ocemod.2018.10.006  Link to Published Version

Takacs, L. L., M. J. Suarez, and R. Todling, 2018. The Stability of Incremental Analysis Update. Monthly Weather Review , 146, 3259-3275. DOI: 10.1175/MWR-D-18-0117.1  Link to Published Version

Toure, A. M., R. H. Reichle, B. A. Forman, A. Getirana, and G. J. M. De Lannoy, 2018. Assimilation of MODIS Snow Cover Fraction Observations into the NASA Catchment Land Surface Model. Remote Sensing , 10, 316. doi:10.3390/rs10020316  Link to Published Version

Veselovskii, I., P. Goloub, T. Podvin, D. Tanre, A. da Silva, P. Colarco, P. Castellanos, M. Korenskiy, Q. Hu, D. N. Whiteman, D. Pérez-Ramírez, P. Augustin, M. Fourmentin, and A. Kolgotin, 2018. Characterization of smoke and dust episode over West Africa: comparison of MERRA-2 modeling with multiwavelength Mie-Raman lidar observations. Atmos Meas Tech , 11 (2), 949-969. doi:10.5194/amt-11-949-2018  Link to Published Version

Wargan, K, C. Orbe, S. Pawson, J. R. Ziemke, L. D. Oman, M. A. Olsen, L. Coy, and K. E. Knowland, 2018. Recent decline in lower stratospheric ozone attributed to circulation changes. Geophys. Res. Lett , 45, 5166-5176. doi: 10.1029/2018GL077406  Link to Published Version

Werdell, P.J., L. I. W. McKinna, B. Boss, S. G. Ackleson, S. E. Craig, W. W. Gregg, Z. Lee, S. Maritorena, C. S. Roesler, C. S. Rousseaux, D. Stramski, J. M. Sullivan, M. S. Twardowski, M. Tzortziou, and X. D. Zhang, 2018. An overview of approaches and challenges for retrieving marine inherent optical properties from ocean color remote sensing. Prog. Oceanog. , 160, 186-212. DOI: 10.1016/j.pocean.2018.01.001  Link to Published Version

Wu, X., H. Yang, D. W. Waugh,C. Orbe, S. Tilmes, and J.-F.Lamarque, 2018. Spatial and Temporal Variability of Interhemispheric Transport Times. Atmo. Chem. Phys , 18 (10), 7439-7452. doi: 10.5194/acp-18-7439-2018  Link to Published Version

Xue, Y., B. A. Forman, and R. H. Reichle, 2018. Estimating snow mass in North America through assimilation of AMSR-E brightness temperature observations using the Catchment land surface model and support vector machines. Water Resources Research , 54 (9), 6488-6509. doi:10.1029/2017WR022219  Link to Published Version

Yasunari, T. J., K.-M. Kim, A. M. da Silva, M. Hayasaki, M. Akiyama, and N. Murao, 2018. Extreme air pollution events in Hokkaido, Japan, traced back to early snowmelt and large-scale wildfires over East Eurasia: Case studies . Scientific Reports , 8, 6413. doi:10.1038/s41598-018-24335-w  Link to Published Version

Yi, Y., J. S. Kimball, R. Chen, M. Moghaddam, R. H. Reichle, U. Mishra, D. Zona, and W. C. Oechel, 2018. Characterizing permafrost active layer dynamics and sensitivity to landscape spatial heterogeneity in Alaska. The Cryosphere , 12, 145-161. doi:10.5194/tc-12-145-2018  Link to Published Version

Yu, K., C. A. Keller, D. J. Jacob, A. M. Molod, S. D. Eastham, and M. S. Long, 2018. Errors and improvements in the use of archived meteorological data for chemical transport modeling: an analysis using GEOS-Chem v11-01 driven by GEOS-5 meteorology. Geosci. Model. Devel , 11, 305-319. doi:10.5194/gmd-11-305-2018  Link to Published Version

Zhang, Z., N. E. Zimmermann, L. Calle, G. Hurtt, A. Chatterjee, and B. Poulter, 2018. Enhanced response of global wetland methane emissions to the 2015-2016 El Niño-Southern Oscillation events. Environmental Research Letters , 13 (7), 074009. doi: 10.1088/1748-9326/aac939  Link to Published Version

TECHNICAL MEMORANDA

Endsley, K.Arthur, John S. Kimball, Tobias Kundig, Rolf H. Reichle, Joseph V. Ardizzone, 2023. Validation Assessment for the Soil Moisture Active Passive (SMAP) Level 4 Carbon (L4_C) Data Product Version 7. NASA/TM-2023-104606, Vol. 65, 56 pp. Document (7224 kB).

Reichle, Rolf H., Qing Liu, Joseph V. Ardizzone, Michel Bechtold, Wade T. Crow, Gabrielle J. M. De Lannoy, John S. Kimball and Randal D. Koster, 2023. Soil Moisture Active Passive (SMAP) Project Assessment Report for Version 7 of the L4_SM Data Product. NASA/TM-2023-104606, Vol. 64, 91 pp. Document (17397 kB).

Kemppinen, Osku, Peter R. Colarco and Patricia Castellanos, 2022. GEOS aerosol optical table calculation package GEOSmie. NASA/TM-2023-104606, Vol. 63, 81 pp. Document (3209 kB).

Chang, Yehui, Siegfried Schubert, Randal Koster, Andrea Molod, and Yong-Kwon Lim, 2022. Climate Characteristics of the Atmospheric Analysis Increments from the GEOS S2S V3 AOGCM Replayed to MERRA-2. NASA Technical Report Series on Global Modeling and Data Assimilation, NASA/TM-2021-104606, Vol. 62, 147 pp. Document (46192 kB).

Kimball, John, K. Arthur Endsley, Tobias Kundig, Joseph Glassy, Rolf H. Reichle and Joseph V. Ardizzone, 2022. Validation Assessment for the Soil Moisture Active Passive (SMAP) Level 4 Carbon (L4_C) Data Product Version 6. ASA Technical Report Series on Global Modeling and Data Assimilation, NASA/TM-2022-104606, Vol. 61, 45 pp. Document (6285 kB).

Reichle, Rolf, Qing Liu, Randal D. Koster, Joseph V. Ardizzone, Andreas Colliander, Wade T. Crow, Gabrielle J. M. De Lannoy and John S. Kimball, 2022. Soil Moisture Active Passive (SMAP) Project Assessment Report for Version 6 of the L4_SM Data Product. NASA Technical Report Series on Global Modeling and Data Assimilation, NASA/TM-2021-104606, Vol. 60, 72 pp. Document (8595 kB).

Reichle, Rolf, and Qing Liu, 2021. Observation-Corrected Precipitation for the SMAP Level 4 Soil Moisture (Version 6) Product and the GEOS R21C Reanalysis. NASA Technical Report Series on Global Modeling and Data Assimilation, NASA/TM-2021-104606, Vol. 59, 32 pp. Document (404 kB).

Reichle, Rolf, Qing Liu, Randal D. Koster, Joseph V. Ardizzone, Andreas Colliander, Wade T. Crow, Gabrielle J. M. De Lannoy and John S. Kimball, 2021. Soil Moisture Active Passive (SMAP) Project Assessment Report for Version 5 of the L4_SM Data Product. NASA Technical Report Series on Global Modeling and Data Assimilation, NASA/TM-2021-104606, Vol. 58, 60 pp. Document (3713 kB).

Chang, Yehui, Siegfried Schubert, Randal Koster and Andrea Molod, 2021. Tendency Bias Correction in the GEOS AGCM. NASA Technical Report Series on Global Modeling and Data Assimilation, NASA/TM-2021-104606, Vol. 57, 78 pp. Document (5255 kB).

Kimball, John, K. Arthur Endsley, Tobias Kundig, Joseph Glassy, Rolf H. Reichle and Joseph V. Ardizzone, 2021. Validation Assessment for the Soil Moisture Active Passive (SMAP) Level 4 Carbon (L4_C) Data Product Version 5. NASA Technical Report Series on Global Modeling and Data Assimilation, NASA/TM-2021-104606, Vol. 56, 31 pp. Document (2610 kB).

Schubert, Siegfreid, Young-Kwon Lim, Andrea Molod, and Allison Marquardt Collow, 2021. A Phenomenon-Based Decomposition of Model-Based Estimates of Boreal Winter ENSO Variability. NASA Technical Report Series on Global Modeling and Data Assimilation, NASA/TM-2021-104606, Vol. 55, 88 pp. Document (7722 kB).

Carvalho, David, and Will McCarty, 2020. Position Estimation of Atmospheric Motion Vectors for Observation System Simulation Experiments. NASA Technical Report Series on Global Modeling and Data Assimilation, NASA/TM-2019-104606, Vol. 54, 44 pp. Document (2175 kB).

Schubert, Siegfried, Anna Borovikov, Young-Kwon Lim, and Andrea Molod, 2019. Ensemble Generation Strategies Employed in the GMAO GEOS-S2S Forecast System. NASA Technical Report Series on Global Modeling and Data Assimilation, NASA/TM-2019-104606, Vol. 53, 75 pp. Document (5002 kB).

Reichle, Rolf H., Qing Liu, Randal D. Koster, Joseph V. Ardizzone, Andreas Colliander, Wade T. Crow, Gabrielle J. M. De Lannoy, and John S. Kimball, 2018. Soil Moisture Active Passive (SMAP) Project Assessment Report for Version 4 of the L4_SM Data Product. NASA Technical Report Series on Global Modeling and Data Assimilation, NASA/TM-2018-104606, Vol. 52, 72 pp. Document (11805 kB).

Akella, Santha, and Max Suarez, 2018. The Atmosphere-Ocean Interface Layer of NASA’s Goddard Earth Observing System Model and Data Assimilation System. NASA Technical Report Series on Global Modeling and Data Assimilation, NASA/TM-2018-104606, Vol. 51, 42 pp. Document (4892 kB).

Todling, Ricardo, and Amal El Akkraoui, 2018. The GMAO Hybrid Ensemble-Variational Atmospheric Data Assimilation System: Version 2.0. NASA Technical Report Series on Global Modeling and Data Assimilation, NASA/TM-2018-104606, Vol. 50, 184 pp. Document (5543 kB).

Kim, Jong, Santha Akella, Arlindo M. da Silva, Ricardo Todling, and William McCarty, 2018. Preliminary evaluation of influence of aerosols on the simulation of brightness temperature in the NASA’s Goddard Earth Observing System Atmospheric Data Assimilation System. NASA Technical Report Series on Global Modeling and Data Assimilation, NASA/TM-2018-104606, Vol. 49, 44 pp. Document (5922 kB).

Errico, Ronald M., Nikki C. Privé, David Carvalho, Meta Sienkiewicz, Amal El Akkraoui, Jing Guo, Ricardo Todling, Will McCarty, William M. Putman, Arlindo da Silva, Ronald Gelaro, Isaac Moradi, 2017. Description of the GMAO OSSE for Weather Analysis Software Package: Version 3. NASA/TM-2017-104606, Vol. 48, 156 pp. Document (2473 kB).

Collow, Allison B. Marquardt, Sarith P. Mahanama, Michael G. Bosilovich, Randal D. Koster, and Siegfried D. Schubert, 2017. An Evaluation of Teleconnections Over the United States in an Ensemble of AMIP Simulations with the MERRA-2 Configuration of the GEOS Atmospheric Model. NASA/TM-2017-104606, Vol. 47, 68 pp. Document (5623 kB).

McCarty, Will, Lawrence Coy, Ronald Gelaro, Albert Huang, Dagmar Merkova, Edmond B. Smith, Meta Seinkiewicz, and Krzysztof Wargan, 2016. MERRA-2 Input Observations: Summary and Assessment. NASA Technical Report Series on Global Modeling and Data Assimilation, NASA/TM-2016-104606, Vol. 46, 61 pp. Document (3553 kB).

Randles, C. A., A. M. da Silva, V. Buchard, A. Darmenov, P. R. Colarco, V. Aquila, H. Bian, E. P. Nowottnick, X. Pan, A. Smirnov, H. Yu, and R. Govindaraju, 2016. The MERRA-2 Aerosol Assimilation. NASA Technical Report Series on Global Modeling and Data Assimilation, NASA/TM-2016-104606, Vol. 45, 143 pp. Document (91522 kB).

Akella, Santha, Ricardo Todling and Max Suarez, 2016. Estimation of the Ocean Skin Temperature using the NASA GEOS Atmospheric Data Assimilation System. NASA Technical Report Series on Global Modeling and Data Assimilation, NASA/TM-2016-104606, Vol. 44, 88 pp. Document (12742 kB).

Bosilovich, Michael G., Santha Akella, Lawrence Coy, Richard Cullather, Clara Draper, Ronald Gelaro, Robin Kovach, Qing Liu, Andrea Molod, Peter Norris, Krzysztof Wargan, Winston Chao, Rolf Reichle, Lawrence Takacs, Yury Vikhliaev, Steve Bloom, Allison Collow, Stacey Firth, Gordon Labow, Gary Partyka, Steven Pawson, Oreste Reale, Siegfried D. Schubert, and Max Suarez, 2015. MERRA-2: Initial Evaluation of the Climate. NASA/TM–2015–104606, Vol. 43, 139 pp. Document (20707 kB).

Kimball, John S., Lucas A. Jones,Joseph Glassy, E. Natasha Stavros, Nima Madani, Rolf H. Reichle, Thomas Jackson, and Andreas Colliander, 2015. Soil Moisture Active Passive (SMAP) Project Calibration and Validation for the L4_C Beta-Release Data Product. NASA/TM–2015-104606, Vol. 42, 37 pp. Document (13765 kB).

Schubert, Siegfried, Will Pozzi, Kingtse Mo, Eric F. Wood, Kerstin Stahl, Mike Hayes, Juergen Vogt, Sonia Seneviratne, Ron Stewart, Roger Pulwarty, and Robert Stefanski, 2015. GDIS Workshop Report. NASA/TM–2015-104606, Vol. 41, 40 pp. Document (623 kB).

Reichle, Rolf H., Gabrielle J. M. De Lannoy, Qing Liu, Andreas Colliander, Austin Conaty, Thomas Jackson, John Kimball, and Randal D. Koster, 2015. Soil Moisture Active Passive (SMAP) Project Assessment Report for the Beta-Release L4_SM Data Product. NASA/TM-2015-104606, Vol. 40. Document (5812 kB).

Mahanama, Sarith P., Randal D. Koster, Gregory K. Walker, Lawrence L. Takacs, Rolf H. Reichle, Gabrielle De Lannoy, Qing Liu, Bin Zhao, and Max J. Suarez, 2015. Land Boundary Conditions for the Goddard Earth Observing System Model Version 5 (GEOS-5) Climate Modeling System - Recent Updates and Data File Descriptions. NASA/TM–2015-104606, Vol. 39, 55 pp. Document (4608 kB).

Darmenov, Anton, and Arlindo da Silva, 2015. The Quick Fire Emissions Dataset (QFED): Documentation of versions 2.1, 2.2 and 2.4. NASA/TM–2015–104606, Vol. 38. Document (68725 kB).

Takacs, Lawrence L., Max Suarez, and Ricardo Todling, 2015. Maintaining Atmospheric Mass and Water Balance Within Reanalysis. NASA/TM–2014-104606, Vol. 37. Document (3732 kB).

Gelaro, Ronald, William M. Putman, Steven Pawson, Clara Draper, Andrea Molod, Peter M. Norris, Lesley Ott, Nikki Privé, Oreste Reale, Deepthi Achuthavarier, Michael Bosilovich, Virginie Buchard, Winston Chao, Lawrence Coy, Richard Cullather, Arlindo da Silva, Anton Darmenov, Ronald M. Errico, Marangelly Fuentes, Min-Jeong Kim, Randal Koster, Will McCarty, Jyothi Nattala, Gary Partyka, Siegfried Schubert, Guillaume Vernieres, Yuri Vikhliaev, and Krzysztof Wargan, 2015. Evaluation of the 7-km GEOS-5 Nature Run. NASA/TM–2014-104606, Vol. 36. Document (88612 kB).

Reichle, R. H., and Q. Liu, 2014. Observation-Corrected Precipitation Estimates in GEOS-5. NASA/TM–2014-104606, Vol. 35. Document (495 kB).

Keppenne, C. L., M. M. Rienecker, R. M. Kovach, and G. Vernieres, 2014. Background error covariance estimation using information from a single model trajectory with application to ocean data assimilation into the GEOS-5 coupled model. NASA/TM-2014-104606, Vol. 34. Document (1941 kB).

Rousseaux, C. S., and W. W. Gregg, 2014. The effects of chlorophyll assimilation on carbon fluxes in a global biogeochemical model. NASA/TM-2014-104696, Vol. 33. Document (942 kB).

Provencal, S., P. Kishcha, E. Elhacham, A. M. da Silva, and P. Alpert, 2014. Estimates of AOD Trends (2002 – 2012) over the World’s Major Cities based on the MERRA Aerosol Reanalysis. NASA/TM-2014-104606, Vol. 32, 40 pp. Document (3247 kB).

Gregg, W. W., N. W. Casey, and C. S. Rousseaux, 2013. Global surface ocean carbon estimates in a model forced by MERRA. NASA Technical Report Series on Global Modeling and Data Assimilation, NASA TM-2013-104606, Vol. 31, 39 pp. Document (1170 kB).

Vernieres, G., M. Rienecker, R. Kovach, and C. Keppenne, 2012. The GEOS-iODAS: Description and Evaluation. NASA Technical Report Series on Global Modeling and Data Assimilation, NASA TM—2012-104606, Vol. 30, 61 pp. Document (13707 kB).

Rienecker, M.M., D. Dee, J. Woollen, G. P. Compo, K. Onogi, R. Gelaro, M. G. Bosilovich, A. da Silva, S. Pawson, S. Schubert, M. Suarez, D. Barker, H. Kamahori, R. Kistler, and S. Saha, 2012. Atmospheric Reanalyses—Recent Progress and Prospects for the Future. A Report from a Technical Workshop, April 2010. NASA Technical Report Series on Global Modeling and Data Assimilation, NASA TM—2012-104606, Vol. 29, 56 pp. Document (9410 kB).

Molod, A., L. Takacs, M. Suarez, J. Bacmeister, I.-S. Song, and A. Eichmann, 2012. The GEOS-5 Atmospheric General Circulation Model: Mean Climate and Development from MERRA to Fortuna. NASA Technical Report Series on Global Modeling and Data Assimilation, NASA TM—2012-104606, Vol. 28, 117 pp. Document (11776 kB).

Rienecker, M.M., M. J. Suarez, R. Todling, J. Bacmeister, L. Takacs, H.-C. Liu, W. Gu, M. Sienkiewicz, R. D. Koster, R. Gelaro, I. Stajner, and J. E. Nielsen, 2008. The GEOS-5 Data Assimilation System - Documentation of Versions 5.0.1, 5.1.0, and 5.2.0. Technical Report Series on Global Modeling and Data Assimilation, Vol. 27, 1-118 pp. Document (11978 kB).

Bloom, S., A. da Silva, D. Dee, M. Bosilovich, J.-D. Chern, S. Pawson, S. Schubert, M. Sienkiewicz, I. Stajner, W.-W. Tan, M.-L. Wu, 2005. Documentation and Validation of the Goddard Earth Observing System (GEOS) Data Assimilation System - Version 4. Technical Report Series on Global Modeling and Data Assimilation 104606, Vol. 26, 1-187 pp. Document (18124 kB).

Waliser, D., S. Schubert, A. Kumar, K. Weickmann, and R. Dole, 2003. Modeling, Simulation, and Forecasting of Subseasonal Variability. NASA Technical Report Series on Global Modeling and Data Assimilation, NASA/TM-2016-104606, Vol. 25, 70 pp. Document (12998 kB).

Rienecker, M., A. Troccoli, C. Keppenne, G. Johnson, 2003. Temperature Data Assimilation with Salinity Corrections: Validation for the NSIPP Ocean Data Assimilation System in the Tropical Pacific Ocean, 1993-1998. Technical Report Series on Global Modeling and Data Assimilation 104606, Vol. 24, 1-39 pp. Document (3077 kB).

Schubert, S., R. Dole, H. van den Dool, M. Suarez, D. Waliser, 2002. Prospects for Improved Forecasts of Weather and Short-Term Climate Variability on Subseasonal (2-Week to 2-Month) Time Scales. Technical Report Series on Global Modeling and Data Assimilation 104606, Vol. 23, 1-163 pp. Document (11999 kB).

Gregg, W.W., 2002. A Coupled Ocean-Atmosphere Radiative Model for Global Ocean Biogeochemical Models. Technical Report Series on Global Modeling and Data Assimilation 104606, Vol. 22, 1-31 pp. Document (2513 kB).

Keppene, C. L., and M. Rienecker, 2001. Design and Implementation of a Parallel Multivariate Ensemble Kalman Filter for the Poseidon Ocean General Circulation Model. NASA Technical Memorandum 104606, Vol. 21. Document (2725 kB).

Chang, Y., S. D. Schubert, S. J. Lin, S. Nebuda, B.-W. Shen, 2001. The Climate of the FVCCM-3 Model. Technical Report Series on Global and Data Assimilation, Vol. 20. Document (8273 kB).

Chou, M.-D., M. Suarez, X.-Z. Liang, M. M.-H. Yan, 2001. A Thermal Infrared Radiation Parameterization for Atmospheric Studies. Technical Report Series on Global Modeling and Data Assimilation 104606, Vol. 19. Document (1954 kB).

Pegion, P. J., S. D. Schubert, M. Suarez, 2000. An Assessment of the Predictability of Northern Winter Seasonal Means with the NSIPP 1 AGCM. Technical Report Series on Global Modeling and Data Assimilation 104606, Vol. 18. Document (8353 kB).

Bacmeister, J., S. D. Schubert, M. Suarez, P. J. Pegion, 2000. Atlas of Seasonal Means Simulated by the NSIPP 1 Atmospheric GCM. Technical Report Series on Global Modeling and Data Assimilation 104606, Vol. 17. Document (8943 kB).

Takacs, L., W. Sawyer, M. J. Suarez, and M. S. Fox-Rabinowitz, 1999. Filtering Techniques on a Stretched Grid General Circulation Model. NASA Technical Memorandum 104606, Vol. 16. Document (3192 kB).

Chou, M.-D., and M. Suarez, 1999. A Solar Radiation Parameterization for Atmospheric Studies. Technical Report Series on Global Modeling and Data Assimilation 104606, Vol. 15. Document (1880 kB).

Bosilovich, M. G., and S. D. Schubert, 1998. A Comparison of GEOS Assimilated Data with FIFE Observations. Technical Report Series on Global Modeling and Data Assimilation 104606, Vol. 14. Document (2969 kB).

Min, W., and S. Schubert, 1997. Interannual Variability and Potential Predictability in Reanalysis Products. Technical Report Series on Global Modeling and Data Assimilation 104606, Vol. 13. Document (16062 kB).

Chang, A., and L. Chiu, 1997. Comparison of Satellite Global Rainfall Algorithms. Technical Report Series on Global Modeling and Data Assimilation 104606, Vol. 12. Document (305 kB).

Yang, W., I. M. Navon, R. Todling, 1997. Documentation of the Tangent and Adjoint Models of the Relaxed Arakawa-Schubert Moisture Parameterization Package of the NASA GEOS-1 GCM. Technical Report Series on Global Modeling and Data Assimilation 104606, Vol. 11. Document (331 kB).

Takacs, L., and M. Suarez, 1996. Dynamical Aspects of Climate Simulations Using the GEOS General Circulation Model. NASA Technical Memorandum 104606, Vol. 10. Document (3578 kB).

Koster, R. D., and M. J. Suarez, 1996. Energy and Water Balance Calculations in the Mosaic LSM. Technical Report Series on Global Modeling and Data Assimilation 104606, Vol. 9. Document (2528 kB).

Yang, W., and I. M. Navon, 1995. Documentation of the Tangent Linear Model and Its Adjoint of the Adiabatic Version of the NASA GEOS-1 C-Grid GCM (Version 5.2). Technical Report Series on Global Modeling and Data Assimilation 104606, Vol. 8. Document (363 kB).

Schubert, S. D., and R. Rood, 1995. Proceedings of the Workshop on the GEOS-1 Five-Year Assimilation. NASA Technical Memorandum 104606, Vol. 7. Document (24028 kB).

Schubert, S. D., C. K. Park, C. Y. Wu, W. Higgins, Y. Kondratyeva, A. Molod, L. L. Takacs, M. Seablom, R. B. Rood, 1995. A Multiyear Assimilation with the GEOS-1 System: Overview and Results. NASA Technical Memorandum 104606, Vol. 6. Document (14369 kB).

Suarez, M., and L. L. Takacs, 1995. Documentation of the Aries-GEOS Dynamical Core: Version 2. NASA Technical Memorandum 104606, Vol. 5. Document (1667 kB).

Pfaendtner, J., S. Bloom, D. Lamich, M. Seablom, M. Sienkiewicz, J. Stobie, A. da Silva, 1995. Documentation of the Goddard Earth Observing System (GEOS) Data Assimilation System: Version 1. NASA Technical Memorandum 104606, Vol. 4. Document (2674 kB).

Chou, M.-D., M. J. Suarez, X.-Z. Liang, M. Yan, 1994. An Efficient Thermal Infrared Radiation Parameterization for Use in General Circulation Models. Technical Report Series on Global Modeling and Data Assimilation 104606, Vol. 3. Document (2587 kB).

Li, Y., S. Moorthi, J. R. Bates, 1994. Direct Solution of the Implicit Formulation of Fourth Order Horizontal Diffusion for Gridpoint Models on the Sphere. Technical Report Series on Global Modeling and Data Assimilation 104606, Vol. 2. Document (1876 kB).

Takacs, L., A. Molod, T. Wang, 1994. Documentation of the Goddard Earth Observing System (GEOS) General Circulation Model: Version 1. Technical Report Series on Global Modeling and Data Assimilation 104606, Vol. 1. Document (4320 kB).

GMAO OFFICE NOTES

GMAO Office Note No. 22 (Version 1.1): Collow, A., V. Buchard, M. Chin, P. Colarco, A. Darmenov, and A. da Silva, 2023. Supplemental Documentation for GEOS Aerosol Products  Document [PDF]. See also Version 1.0 (2023).

GMAO Office Note No. 21 (Version 1.0): Wargan, K., B. Weir, 2022. File Specification for MERRA-2 Stratospheric Composition Reanalysis of Aura MLS (M2-SCREAM)  Document [PDF].

GMAO Office Note No. 20 (Version 1.1): Keller, C., H. Amos, V. Buchard, A. Darmenov, S. Shen, M. Deloria Knoll, F. Villavicencio, M. Bosilovich, 2021. File Specification for MERRA-2 Country-Level Surface PM2.5 Monthly Mean Product  Document [PDF]. See also Version 1.0 (2021). See also Version 1.0 (2021). See also Version 1.0 (2021). See also Version 1.0 (2021).

GMAO Office Note No. 19 (Version 1.3): Collow, Allison, M. Bosilovich, A. Dezfuli, and R. Lucchesi, 2023. File Specification for MERRA-2 Climate Statistics Products  Document [PDF]. See also Version 1.2 (2021). See also Version 1.2 (2021). See also Version 1.1 (2021). See also Version 1.0 (2020).

GMAO Office Note No. 18 (Version 1.0): Collow, Allison, R. Lucchesi, and A. Da Silva, 2020. File Specification for GEOS Products Sampled Along Aircraft Trajectories  Document [PDF].

GMAO Office Note No. 17 (Version 1.3): Knowland, K. Emma, C.A. Keller, and R. Lucchesi, 2020. File Specification for GEOS-CF Products  Document [PDF]. See also Version 1.2 (2022). See also Version 1.1 (2020). See also Version 1.0 (2019).

GMAO Office Note No. 16 (Version 1.0): Nakada, K., R. Kovach, J. Marshak, and A. Molod, 2018. S2S-2_1: File Specification  Document [PDF].

GMAO Office Note No. 15 (Version 1.0): Collow, A., M. Bosilovich, and R. Lucchesi, 2018. File Specification for M2AMIP Products  Document [PDF].

GMAO Office Note No. 14 (Version 1.0): Putman, W., and M. J. Suarez, 2017. Overview of the GEOS Atmospheric Model and the Challenges of Using it at Exascale  Document [PDF].

GMAO Office Note No. 13 (Version 1.0): Kimball, J.S., L. A. Jones, J. Glassy, E. N. Stavros, N. Madani, R. H. Reichle, T. Jackson, and A. Colliander, 2016. Soil Moisture Active Passive Mission L4_C Data Product Assessment (Version 2 Validated Release)  Document [PDF].

GMAO Office Note No. 12 (Version 1.0): Reichle, R., G. J. M. De Lannoy, Q. Liu, J. V. Ardizzone, F. Chen, A. Colliander, A. Conaty, W. Crow, T. Jackson, J. Kimball, R. D. Koster, and E. Brent Smith, 2016. Soil Moisture Active Passive Mission L4_SM Data Product Assessment (Version 2 Validated Release)  Document [PDF].

GMAO Office Note No. 11 (Version 2.1): Endsley, K.A., J. Glassy, J. S. Kimball, L. A. Jones, R. H., Reichle, J. V. Ardizzone, G.-K. Kim, R. A. Lucchesi, E. B. Smith, and B. H. Weiss, 2021. Soil Moisture Active Passive (SMAP) Mission Level 4 Carbon (L4_C) Product Specification Document | GMAO Office Note No. 11 (Version 2.2)  Document [PDF]. See also Version 2.1 (2021). See also Version 2.0 (2016). See also Version 1.9 (2015).

GMAO Office Note No. 10 (Version 1.6): Reichle, R.H., R. A. Lucchesi, J. V. Ardizzone, G.-K. Kim, E. B. Smith, and B. H. Weiss, 2018. Soil Moisture Active Passive (SMAP) Mission Level 4 Surface and Root Zone Soil Moisture (L4_SM) Product Specification Document  Document [PDF]. See also Version 1.5 (2018). See also Version 1.4 (2015).

GMAO Office Note No. 9 (Version 1.1): Bosilovich, M. G., R. Lucchesi, and M. Suarez, 2015. MERRA-2: File Specification  Document [PDF].

GMAO Office Note No. 8 (Version 1.0): Kouatchou, J., A. Molod, J. E. Nielsen, B. Auer, W. Putman and T. Clune, 2015. GEOS-5 Chemistry Transport Model User's Guide  Document [PDF].

GMAO Office Note No. 7 (Version 1.0): da Silva, A. M., C. A. Randles, V. Buchard, A. Darmenov, P. R. Colarco, and R. Govindaraju, 2015. File Specification for the MERRA Aerosol Reanalysis (MERRAero)  Document [PDF].

GMAO Office Note No. 6: da Silva, A.M., W. Putman, and J. Natalla, 2015. File Specification for the 7-km GEOS-5 Nature Run, Ganymed Release (Non-hydrostatic 7-km Global Mesoscale Simulation)  Document [PDF].

GMAO Office Note No. 5 (Version 1.0): Putman, W., A. M. da Silva, L. E. Ott, and A. Darmenov, 2014. Model Configuration for the 7-km GEOS-5 Nature Run, Ganymed Release (Non-hydrostatic 7-km Global Mesoscale Simulation)  Document [PDF].

GMAO Office Note No. 4 (Version 1.2): Lucchesi, R., 2018. File Specification for GEOS-5 FP (Forward Processing)  Document [PDF]. See also Version 1.1 (2017). See also Version 1.0 (2013).

GMAO Office Note No. 3: Reichle, R. H., 2012. The MERRA-Land Data Product (Version 1.2)  Document [PDF].

GMAO Office Note No. 2 (Version 1.4): Lucchesi, R., 2015. File Specification for GEOS-5 FP-IT (Forward Processing for Instrument Teams)  Document [PDF]. See also Version 1.2 (2013).

GMAO Office Note No. 1: Lucchesi, R., 2012. File Specification for MERRA Products (Version 2.3)  Document [PDF].

DAO OFFICE NOTES

DAO Office Note 2002-01: Yang, R., et al., 2002. Tangent Linear Analysis of the Mosaic Land Surface Model  Document [PDF].

DAO Office Note 2001-11: Poli, P., et al., 2001. One-dimensional Variational Analysis using GPS radio occultation refractivity  Document [PDF].

DAO Office Note 1999-004: Sawyer, W., et al., 1999. Benchmark and Unit Test Results ofthe Message-Passing GEOS General Circulation Model  Document [PDF].

DAO Office Note 1999-003: Molod, A., 1999. The land surface component in GEOS: Model formulation   Document [PDF].

DAO Office Note 99-02: Zhu, Y., 1999. Technical Remarks on Smoother Algorithms  Document [PDF].

DAO Office Note 1999-01: Todling, R., 1999. Estimation Theory and Foundations of Atmospheric Data Assimilation  Document [PDF].

DAO Office Note 1998-009: Sawyer, W., et al., 1998. GEOS-2.x (multitasked) to GEOS-3.x (MPI) GCM Migration Plan  Document [PDF].

DAO Office Note 1998-008: Sawyer, W., et al., 1998. PILGRIM: A Parallel Library for Grid Manipulations in Earth Science Calculations  Document [PDF].

DAO Office Note 98-06: Gaspari, G., et al., 1998. Construction of the PSAS Multi-level Forecast Error Covariance Models  * Document not available *.

DAO Office Note 1998-05: Larson, J., et al., 1998. Documentation of the Physical-Space Statistical Analysis System (PSAS) Part III: The Software Implementation  Document [PDF].

DAO Office Note 1998-04: Guo, J., et al., 1998. Documentation of the Physical-Space Statistical Analysis System (PSAS) Part II: The Factored-Operator Formulation of Error Covariances   Document [PDF].

DAO Office Note 98-03: Joiner, J. and Rokke, L., 1998. Variational Cloud Clearing with TOVS Data  *Document not available*.

DAO Office Note 98-02: Staff, 1998. DAO Fortran 90 Software Standards  *Document not available*.

DAO Office Note 97-16: Sawyer, W., et al., 1997. GEOS 3.x Data Assimilation System: Core GEOS 3.x Interface and Data Design  *Document not available*.

DAO Office Note 97-13: Lyster, P. et al., 1997. Design of the Goddard Earth Observing System (GEOS) Parallel General Circulation Model (GCM)  Document [PDF]

DAO Office Note 97-12: Dee, D., et al., 1997. Maximum-likelihood estimation of forecast and observation error covariance parameters  Document [PDF].

DAO Office Note 97-11: Sawyer, W. and da Silva, A., 1997. ProTeX: A Sample Fortran 90 Source Code Documentation System  Document [PDF].

DAO Office Note 97-10: Min, W., and Schubert, S., 1997. The Climate Signal in Regional Moisture Fluxes: A Comparison of Three Global Data Assimilation Products  Document [PDF].

DAO Office Note 97-08: Cohn, S., et al., 1997. Assessing the Effects of Data Selection with the DAO Physical-space Statistical Analysis System  Document [PDF].

DAO Office Note 97-05: Lyster P., et al., 1997. Design of the Goddard Earth Observing System (GEOS) Parallel Physical-space Statistical Analysis System (PSAS)  Document [PDF].

DAO Office Note 97-04: Todling, R., et al., 1997. Suboptimal Schemes for Retrospective Data Assimilation Based onf the Fixed-Lag Kalman Smoother  Document [PDF].

DAO Office Note 97-02: Lyster, P., et al., 1997. Prallel Implementation of a Kalman Filter for Constituent Data Assimilation  Document [PDF].

DAO Office Note 97-01: Cohn, S., 1997. An Introduction to Estimation Theory  Document [PDF].

DAO Office Note 96-25: Takacs, L., 1996. A Simple Bias Correction Algorithm for use in Data Assimilation  Document [PDF].

DAO Office Note 96-24: Park, C-K., et al., 1996. Moonsoon Rainfall in the GEOS-1 Assimilation: Sensitivity to Input Data  Document [PDF].

DAO Office Note 1996-20: Sienkiewicz, M., 2000. Evaluation of RTTOV and GLA TOVS forward model and Jacobian  Document [PDF].

DAO Office Note 96-19: Trenholme, A., 1996. GEOS-3/DAS Quality Control Requirements - Document Version 1.0  *Document not available*.

DAO Office Note 96-18: Dee, D., et al., 1996. Data assimilation in the presence of forecast bias  Document [PDF].

DAO Office Note 96-17: Min, W. and Schubert, S., 1996. A Summary of Precipitation Statistics over the United States  *Document not available*.

DAO Office Note 96-16: Stobie, J., 1996. A Summary of Precipitation Statistics over the United States  *Document not available*.

DAO Office Note 96-15: Dee, D., et al., 1996. GEOS/DAS Quality Control Strategy Document Version 1.1  Document [PDF].

DAO Office Note 96-14: da Silva, A., et al., 1996. Requirements for DAO's On-Line Monitoring System (DOLMS) Version 1.00  Document [PDF].

DAO Office Note 96-13: Joiner, J., et al., 1996. New Data Types Working Document  Document [PDF]

DAO Office Note 96-12: daSilva, 1996. A Climatological Atlas of the Bermuda High from the GEOS-1 Multi-year Assimilation (Summers of 1985-93)   *Document not available*.

DAO Office Note 96-11: da Silva, A., et al., 1996. On-line Estimation and Correction of Forecast Error Bias for Data Assimilation  *Document not available*.

DAO Office Note 96-08: Sienkiewicz, M., 1996. The GLA TOVS Rapid Algorithm Forward Radiance Modules and Jacobian Version 1.0  Document [PDF].

DAO Office Note 96-07: Yong, L., et al., 1996. A Study on Assimilating Potential Vorticity Data  Document [PDF].

DAO Office Note 96-06: da Silva, A., and Joiner, J., 1996. Efficient Methods to Assimilate Satellite Retrievals Based on Information Content  *Document not available*.

DAO Office Note 96-05: da Silva, A., et al., 1996. Documentation of the Multi-year GEOS-1  Document [PDF].

DAO Office Note 96-04: Pfaendtner, J., 1996. Notes on the Icosahedral Domain Decomposition in PSAS  *Document not available*.

DAO Office Note 96-03R1: Gaspari, G., et al., 1996. Construction of Correlation Functions in Two and Three Dimensions  Document [PDF].

DAO Office Note 96-02: da Silva, A., et al., 1996. Documentation of the Physical-space Statistical Analysis System (PSAS) Part I: The Conjugate Gradient Solver Version PSAS-1.00  Document [PDF].

DAO Office Note 96-01: da Silva, A., 1996. Documentation of South American Time-series Files for the Multi-year GEOS-1 Assimilation  Document [PDF].

DAO Office Note 95-01: da Silva, A., et al., 1995. Documentation of the GEOS/DAS Observation Data Stream (ODS) Version 1.01  Document [PDF].

This is a repository of presentations from scientific conferences and workshops which list GMAO staff members as lead or co-authors. They summarize research in poster form and were displayed to share results with the conference participants. Please note that this collection is not comprehensive.

2024 POSTERS

☆ 6th International Conference on Reanalysis, Tokyo    10/28/2024 - 11/1/2024

Bosilovich, Michael, Evaluation of Regional Water and Energy Balance in Contemporary Reanalyses

Collow, Allison, The Representation of Aerosols in GMAO's Newest Reanalysis

Dezfuli, Amin, Applications of MERRA-2 data for avian migration, biomass burning, and dusty atmospheric rivers

NASA TECHNICAL PUBLICATIONS

da Silva, Arlindo, Hal Maring, Felix Seidel, Michael Behrenfeld, Richard Ferrare, and Gerald Mace, 2020. Aerosol, Cloud, Ecosystems (ACE) Final Study Report. NASA/TP-20205007337. Document (6669 kb)

SELECTED TECHNICAL PUBLICATIONS

Montzka, Carsten, M. Cosh, B. Bayat, A. Al Bitar, A. Berg, R. Bindlish, H. R. Bogena, J. D. Bolten, F. Cabot, T. Caldwell, S. Chan, A. Colliander, W. Crow, N. Das, G. De Lannoy, W. Dorigo, S. R. Evett, A. Gruber, S. Hahn, T. Jagdhuber, S. Jones, Y. Kerr, S. Kim, C. Koyama, M. Kurum, E. Lopez-Baeza, F. Mattia, K. McColl, S. Mecklenburg, B. Mohanty, P. O'Neill, D. Or, T. Pellarin, G. P. Petropoulos, M. Piles, R. H. Reichle, N. Rodriguez-Fernandez, C. Rüdiger, T. Scanlon, R. C. Schwartz, D. Spengler, P. Srivastava, S. Suman, R. van der Schalie, W. Wagner, U. Wegmüller, J.-P. Wigneron, F. Camacho, and J. Nickeson, 2020. Soil Moisture Product Validation Good Practices Protocol. Land Product Validation Subgroup (WGCV/CEOS).

BOOKS

Wang, H., S. D. Schubert, and R. D. Koster 2017. North American Drought and Links to Northern Eurasia: The Role of Stationary Rossby Waves. In Patterns of Climate Extremes: Trends and Mechanisms. S. Wang, J. Yoon, C. Funk, R. Gillies, Eds. Wiley, 195-221. DOI: 10.1002/9781119068020.ch12.

De Lannoy, G. J. M., P. de Rosnay, and R. H. Reichle (2016), Soil Moisture Data Assimilation, in Handbook of Hydrometeorological Ensemble Forecasting, edited by Q. Duan, F. Pappenberger, J. Thielen, A. Wood, H. L. Cloke, and J. C. Schaake, Springer Verlag, 1-43, Springer Verlag, New York, doi:10.1007/978-3-642-40457-3_32-1.

Bosilovich, M. G., J. Kennedy, D. Dee, R. Allan and A. O.Neill, 2013. On the Reprocessing and Reanalysis of Observations for Climate in Climate Science for Serving Society: Research, Model and Prediction Priorities. G. Asrar and J. Hurrell, Eds. Springer, 51-71. ISBN 978-94-007-6691-4.

Schubert, S. D., Y-K. Lim, 2013. Climate variability and weather extremes: model-simulated and historical data Chapter 9 in Extremes in a changing climate — detection, analysys & uncertainty. Eds. A. AghaKouchak, D. Easterling, K. Hsu, S. Schubert, S. Sorooshian, Springer. ISBN 978-94-007-4478-3

Cohn, S.E., 2010. The Principle of Energetic Consistency in Data Assimilation. Chapter 7 in Data Assimilation: Making Sense of Observations, Eds. W. Lahoz, B. Khattatov and R. Menard, Springer. DOI: 10.1007/978-3-540-74703-1

Rood, R.B., M. G. Bosilovich, 2010. Reanalysis: Data Assimilation for Scientific Investigation of Climate, in Data Assimilation: Making sense of observations, Eds. W. A. Lahoz, B. Khattotov and R. Menard, Springer. DOI: 10.1007/978-3-540-74703-1

Reichle, R. H., M. G. Bosilovich, W. T. Crow, R. D. Koster, S. V. Kumar, S. P. P. Mahanama, and B. F. Zaitchik, 2009. Recent Advances in Land Data Assimilation at the NASA Global Modeling and Assimilation Office, Chapter 21 of Data Assimilation for Atmospheric, Oceanic, and Hydrologic Applications,ed. S.-K. Park, Springer. DOI: 10.1007/978-3-540-71056-1, Chapter 21

Cohn, S.E., 2008. Energetic Consistency and Coupling of the Mean and Covariance Dynamics. Chapter 16 in Handbook of Numerical Analysis, Vol. XIV, Ed. P.G. Ciarlet, Special Volume: Computational Methods for the Atmosphere and the Oceans, Guest Eds. R. Temam and J. Tribbia, Elsevier. ISBN: 978-0-444-51893-4

CONFERENCES AND WORKSHOP PROCEEDINGS

Reichle, R., G. De Lannoy, Q. Liu, and J. Ardizzone, 2016. SMAP Data Assimilation at the GMAO. Joint Center for Satellite Data Assimilation (JCSDA) Quarterly, 53.  Link to Published Version

Zeng, X., S. Acherman, R.D. Ferraro, J.J. Murray, S. Pawson, C. Reynolds, and J. Teixiera, 2015. Workshop Report on Scientific Challenges and Opportunities in the NASA Weather Focus Area. NASA Weather Focus Area Workshop, April 2015.  Link to Published Version

Bosilovich, M. G., M. Rixen, P. van Oevelen, G. Asrar, G. Compo, K. Onogi, A. Simmons, K. Trenberth, D. Behringer, T. Hossain Bhuiyan, S. Capps, A. Chaudhuri, J. Chen, L. Chen, N. Colasacco-Thumm, M. G. Escobar, C. R. Ferguson, T. Ishibashi, M. L. R. Liberato, J. Meng, A. Molod, and co-authors, 2012. Report of the 4th World Climate Research Programme International Conference on Reanalyses. 4th World Climate Research Programme International Conference on Reanalyses, Silver Spring, Maryland, 7-11 May 2012.  Link to Published Version

Schubert, S.D., I.-S. Kang, F. Kucharski, and J. Shukla, 2009. Summary Report of the Workshop on High-Resolution Climate Modeling.. Abdus Salam International Centre for Theoretical Physics (ICTP), Trieste, Italy, 10-14 August 2009. Document (161 kb)

Schubert, S., D. Dee, S. Uppala, J. Woollen, J. Bates, and S. Worley, 2006. Report of the Workshop on "The Development of Improved Observational Data Sets for Reanalysis: Lessons Learned and Future Directions". University of Maryland Conference Center, College Park, MD, 28-29 September 2005. Document (236 kb)

Schubert, S., 2005. Summary Report of the Workshop on: Observational and Modeling Requirements for Predicting Drought on Seasonal to Decadal Time Scales. University of Maryland Inn and Conference Center, Adelphi, MD, 17-19 May 2005. Document (229 kb)