PUBLICATIONS

REFEREED PUBLICATIONS - 2015

Barahona, D., 2015. Thermodynamic Derivation of the Energy of Activation for Ice Nucleation. Atmos. Chem. Phys, 15, 13819-13831.doi: 10.5194/acp-15-13819-2015.Link to Published Version

Barre, J., D. Edwards, H. Worden, A. da Silva, and W. A. Lahoz, 2015. On the feasibility of monitoring Carbon Monxide in the lower troposphere from a constellation of Northern Hemisphere geostationary satellites. (Part 1). Atmos. Environ, 113, 63-77. doi: 10.1016/j.atmosenv.2015.04.069. Link to Published Version

Blakey, T., A. M. Melesse, and C. S. Rousseaux, 2015. Toward connecting subtropical algal blooms to freshwater nutrient sources using a long-term, spatially distributed, in situ chlorophyll-a record. Catena, 133, 119-127. doi: 10.1016/j.catena.2015.05.001. Link to Published Version

Blanchard-Wrigglesworth, E., R. Cullather, W. Wang, J. Zhang, and C. Bitz, 2015. Model forecast skill and sensitivity to initial conditions in the seasonal Sea Ice Outlook. Geophys. Res. Lett, 42, 8042-8048. doi: 10.1002/2015GL065860. Link to Published Version

Bosilovich, M. G., J. Chern, D. Mocko, F. R. Robertson, and A. da Silva, 2015. Evaluating observation influence on regional water budgets in reanalyses. J. Climate, 28, 3631-3649. doi: 10.1175/JCLI-D-14-00623.1. Link to Published Version

Brassington, G. B., M. J Martin, H. L Tolman, S. Akella, M. Balmeseda, C. R. S. Chambers, J. A. Cummings, Y. Drillet, P. A. E. M. Jansen, P. Laloyaux, D. Lea, M. Suarez, and R. Todling, 2015. Progress and challenges in short- to medium-range coupled prediction. J. Oper. Oceanogr, 8, s239-s258. doi: 10.1080/1755876X.2015.1049875. Link to Published Version

Buchard, V., A. da Silva, P. R. Colarco, A. Darmenov, C. A. Randles, R. Govindaraju, O. Torres, J. Campbell, and R. Spurr, 2015. Using the OMI aerosol index and absorption aerosol optical depth to evaluate the NASA MERRA aerosol reanalysis. Atmos. Chem. Phys, 15, 5743-5760. doi: 10.5194/acp-15-5743-2015. Link to Published Version

Chao, W. C., 2015. Correction of excessive precipitation over steep and high mountains in a GCM: A simple method of parameterizing the thermal effects of subgrid topographic variation. J. Atmos. Sci, 72, 2366-2378.doi: 10.1175/JAS-D-14-0336.1.Link to Published Version

Daloz, A. S., S. J. Camargo, J. P. Kossin, K. Emanuel, M. Horn, J.A. Jones, D. Kim, T. E. LaRow, Y.-K. Lim, M. Roberts, P. L. Vidale, C.M. Patricola, E. Scoccimarro, D. Shaevitz, H. Wang, M. Wehner and M. Zhao, 2015. Cluster analysis of downscaled and explicitly simulated North Atlantic tropical cyclone tracks. J. Climate, 28, 1331-1361. doi: 10.1175/JCLI-D-13-00646.1. Link to Published Version

De Lannoy, G. J. M., R. H. Reichle, J. Peng, Y. Kerr, R. Castro, E. Kim, and Q. Liu, 2015. Converting Between SMOS and SMAP Level-1 Brightness Temperature Observations Over Nonfrozen Land. IEEE Geosci. Remote Sens. Lett, 12, 1908-1912. doi: 10.1109/LGRS.2015.2437612. Link to Published Version

Draper, C., R. H. Reichle, G. J. DeLannoy, and B. Scarino, 2015. A dynamic approach to addressing observation-minus-forecast mean differences in a land surface skin temperature data assimilation system. J. Hydrometeorol., 16, 449-464. doi: 10.1175/JHM-D-14-0087.1. Link to Published Version

Draper, C. S., and R. H. Reichle, 2015. The impact of near-surface soil moisture assimilation at subseasonal, seasonal, and inter-annual time scales. Hydrol. Earth Syst. Sc, 19, 4831-4844. doi: 10.5194/hess-19-4831-2015. Link to Published Version

Dutkiewicz, S., A. E. Hickman, O. Jahn, W. W. Gregg, C. B. Mouw, and M. J. Follows, 2015. Capturing optically important constituents and properties in a marine biogeochemical and ecosystem model. Biogeosciences, 12, 4447-4481. DOI: 10.5194/bg-12-4447-2015. Link to Published Version

Errico, R. M., N. Privé, and W. Gu, 2015. Use of an OSSE to evaluate background error covariances estimated by the "NMC method". Q. J. Roy. Meteor. Soc, 141, 611-618. doi: 10.1002/qj.2384. Link to Published Version

Farhadi, L., R. H. Reichle, G. J. M. De Lannoy, and J. S. Kimball, 2015. Assimilation of freeze/thaw observations into the NASA catchment land surface model. J. Hydrometeorol., 16, 730-743. doi: 10.1175/JHM-D-14-0065.1. Link to Published Version

Forman, B. A., and R. H. Reichle, 2015. Using a support vector machine and a land surface model to estimate large-scale passive microwave brightness temperatures over snow-covered land in North America. IEEE J. Sel. Top. Appl, 8, 4431-4441. doi: 10.1109/JSTARS.2014.2325780. Link to Published Version

Holdaway, D., and J. Kent, 2015. Assessing the tangent linear behavior of common tracer transport schemes and their use in a linearized atmospheric general circulation model. Tellus A, 67, 27895. doi: 10.3402/tellusa.v67.27895. Link to Published Version

Holdaway, D., R. Errico, R. Gelaro, J. G. Kim, and R. Mahajan, 2015. A linearized prognostic cloud scheme in NASA's Goddard Earth Observing system data assimilation tools. Mon. Wea. Rev, 143, 4198-4219. doi: 10.1175/MWR-D-15-0037.1. Link to Published Version

Houweling, S., D. Baker, S. Basu, H. Boesch, A. Butz, F. Chevallier, F. Deng, E. J. Dlugokencky, L. Feng, A. Ganshin, O. Hasekamp, D. Jones, S. Maksyutov, J. Marshall, T. Oda, C. W. O'Dell, S. Oshchepkov, P. I. Palmer, P. Peylin, Z. Poussi, F. Reum, H. Takagi, Y. Yoshida, and R. Zhuravlev, 2015. An intercomparison of inverse models for estimating sources and sinks of CO2 using GOSAT measurements. J. Geophys. Res. Atmos., 120, 10, 5253-5266. DOI: 10.1002/2014JD022962. Link to Published Version

Huang, M., K.W. Bowman, G.R. Carmichael, M. Lee, T. Chai, S.N. Spak, D.K. Henze, A.S. Darmenov, and A.M. da Silva, 2015. Improved western U.S. background ozone estimates via constraining nonlocal and local source contributions using Aura TES and OMI observations. J. Geophys. Res. Atmos., 120, 8, 3572-3592. doi: 10.1002/2014JD022993. Link to Published Version

Kischa, P., A. da Silva, B. Starobinets, C. Long, O. Kalashnikova, and P. Alpert, 2015. Saharan dust as a causal factor of hemispheric asymmetry in aerosols and cloud cover over the tropical Atlantic Ocean. Int. J. Remote Sens, 36, 3423-3445. doi: 10.1080/01431161.2015.1060646. Link to Published Version

Klingaman, N. P., S. J. Woolnough, X. Jiang, D. Waliser, P. K. Xavier, J. Petch, M. Caian, C. Hannay, D. Kim, H.-Y. Ma, W. J. Merryfield, T. Miyakawa, M. Pritchard, J. A. Ridout, R. Roehrig, E. Shindo, F. Vitart, H. Wang, N. R. Cavanaugh, B. E. Mapes, A. Shelly, and G. J. Zhang, 2015. Vertical structure and physical processes of the Madden Julian oscillation: Linking hindcast fidelity to simulated diabatic heating and moistening. J. Geophys. Res, 120, 4690-4717. doi: 10.1002/2014JD022374. Link to Published Version

Klingaman, N. P., S. J. Woolnough, X. Jiang, D. Waliser, P. K. Xavier, J. Petch, M. Caian, C. Hannay, D. Kim, H.-Y. Ma, W. J. Merryfield, T. Miyakawa, M. Pritchard, J. A. Ridout, R. Roehrig, E. Shindo, F. Vitart, H. Wang, N. R. Cavanaugh, B. E. Mapes, A. Shelly, and G. J. Zhang, 2015. Vertical structure and physical processes of the Madden-Julian oscillation: Linking hindcast fidelity to simulated diabatic heating and moistening. J. Geophys. Res. - Atmos, 120, 4690-4717. doi: 10.1002/2014JD022374. Link to Published Version

Koster, R. D., G. Salvucci, A. Rigden, M. Jung, G. J. Collatz, and S. D. Schubert, 2015. The pattern across the continental United States of evapotranspiration variability associated with water availability. Front. Earth Sci, 3, 35. doi: 10.3389/feart.2015.00035. Link to Published Version

Koster, R. D., 2015. Efficiency space - A framework for evaluating joint evaporation and runoff behavior. B. Am. Meteor. Soc, 96, 393-396.doi: 10.1175/BAMS-D-14-00056.1.Link to Published Version

Koster, R. D., G. Walker, 2015. Interactive Vegetation Phenology, Soil Moisture, and Monthly Temperature Forecasts. J. Hydrometeorol., 16, 1456-1465. doi: 10.1175/JHM-D-14-0205.1. Link to Published Version

Kumar, S. V., C. D. Peters-Lidard, J. A. Santanello, R. H. Reichle, C. S. Draper, R. D. Koster, G. Nearing, and M. F. Jasinski, 2015. Evaluating the utility of satellite soil moisture retrievals over irrigated areas and the ability of land data assimilation methods to correct for unmodeled processes. Hydrol. Earth Syst. Sc, 19, 4463-4478. doi: 10.5194/hess-19-4463-2015. Link to Published Version

Lievens, H., N. E. C. Verhoest, B. Martens, M. J. van den Berg, A. Al Bitar, S. Kumar Tomer, O. Merlin, F. Cabot, Y. Kerr, G. J. M. De Lannoy, M. Drusch, H.-J. Hendricks-Franssen, H. Vereecken, M. Pan, E. F. Wood, G. Dumedah, J. P. Walker, and V. R. N. Pauwels, 2015. Optimization of a radiative transfer forward operator for simulating SMOS brightness temperatures over the Upper Mississippi Basin, USA. J. Hydrometeorol., 16, 1109-1134. doi: 10.1175/JHM-D-14-0052.1. Link to Published Version

Lievens, H., S. K. Tomer, A. Al Bitar, G. J. De Lannoy, M. Drusch, G. Dumedah, H.-J. Hendricks Franssen, Y. Kerr, M. Pan, J. Roundy, H. Vereecken, J. Walker, E. Wood, N. Verhoest, and V. Pauwels, 2015. SMOS soil moisture assimilation for improved stream flow simulation in the Murray Darling Basin, Australia. Remote Sens. Environ, 16, 1109-1134. doi: 10.1175/JHM-D-14-0052.1. Link to Published Version

Lim, Y.-K., S. D. Schubert, O. Reale, M.-Y. Lee, A. M. Molod, and M. J. Suarez, 2015. Sensitivity of tropical cyclones to parameterized convection in the NASA GEOS5 model. J. Climate, 28, 551-573. doi: 10.1175/JCLI-D-14-00104.1. Link to Published Version

Lim, Y.-K., 2015. The East Atlantic West Russia teleconnection in the North Atlantic: Climate impact and relation to Rossby wave propagation. Clim. Dynam, 44, 3211-3222.doi: 10.1007/s00382-014-2381-4.Link to Published Version

Long, M. S., R. Yantosca, J. E. Nielsen, C. A. Keller, A. da Silva, M. P. Sulprizio, S. Pawson, and D. J. Jacob, 2015. Development of a grid-independent GEOS-Chem chemical transport model (v9-02) as an atmospheric chemistry module for Earth system models. Geosci. Model Dev., 8, 3, 595-602. doi:10.5194/gmd-8-595-2015. Link to Published Version

Margulis, S. A., M. Girotto, G. Coretes, and M. Durand, 2015. A Particle Batch Smoother Approach to Snow Water Equivalent Estimation. J. Hydrometeor, 16, 1752-1772. doi: 10.1175/JHM-D-14-0177.1. Link to Published Version

McGrath-Spangler, E., A. M. Molod, L. E. Ott, and S. Pawson, 2015. Impact of planetary boundary layer turbulence on model climate and tracer transport. Atmos. Chem. Phys, 15, 7269-7286. doi: 10.5194/acp-15-7269-2015. Link to Published Version

Molod, A. M., L. L. Takacs, M. Suarez, and J. Bacmeister, 2015. Development of the GEOS-5 atmospheric general circulation model: evolution from MERRA to MERRA2. Geosci. Model Dev, 8, 1339-1356. doi: 10.5194/gmd-8-1339-2015. Link to Published Version

Molod, A. M., H. Salmun, and M. Dempsey, 2015. Estimating planetary boundary layer heights from NOAA profiler network wind profiler data. J. Atmos. Ocean. Tech, 32, 1545-1561. doi: 10.1175/JTECH-D-14-00155.1. Link to Published Version

Nowottnick, E. P., P. R. Colarco, E. J. Welton, and A. da Silva, 2015. Use of the CALIOP vertical feature mask for evaluating global aerosol models . Atmos. Meas. Tech, 8, 3647-3669. doi: 10.5194/amt-8-3647-2015. Link to Published Version

Ott, L., S. Pawson, J. Collatz, W. Gregg, D. Menemenlis, H. Brix, C. Rousseaux, K. Bowman, J. Liu, A. Eldering, M. Gunson, and S. R. Kawa, 2015. Assessing the magnitude of CO2 flux uncertainty in atmospheric CO2 records using products from NASA's Carbon Monitoring Flux Pilot Project. J. Geophys. Res. - Atmos, 120, 734-665. doi: 10.1002/2014JD022411. Link to Published Version

Pauwels, V. R., G. J. De Lannoy, 2015. Error covariance calculation for forecast bias estimation in hydrologic data assimilation. Adv. Water Res, 86, 284-296. doi: 10.1016/j.advwatres.2015.05.013. Link to Published Version

Privé, N., R. Errico, 2015. Spectral analysis of forecast error investigated with an observing system simulation experiment. Tellus, 67, 25977. doi: 10.3402/tellusa.v67.25977. Link to Published Version

Rousseaux, C. S., and W. Gregg, 2015. Recent decadal trends in global phytoplankton composition. Global Biogeochem. Cy, 29, 1674-1688. doi: 10.1002/2015GB005139. Link to Published Version

Saide, P. E., S. N. Spak, R. B. Pierce, J. A. Otkin, T. K. Schaack, A. K. Heidinger, A. M. da Silva, M. Kacenelenbogen, J. Redemann, and G. R. Carmichael, 2015. Central American biomass burning smoke can increase tornado severity in the U.S.. Geophys. Res. Lett, 42, 956-965. doi: 10.1002/2014GL062826. Link to Published Version

Saide, P., D. A. Peterson, A. da Silva, B. Anderson, L. D. Ziemba, G. Diskin, G. Sachse, J. Hair, C. Butler, M. Fenn, J. L. Jimenez, P. Campuzano-Jost, A. E. Perring, J. P. Schwarz, M. Z Markovic, P. Russell, J. Redemann, Y. Shinozuka, D. G. Streets, F. Yan, J. Dibb, R. Yokelson, O. B. Toon, E. Hyer, and G. R. Carmichael, 2015. Revealing important nocturnal and day-to-day variations in fire smoke emissions through a multiplatform inversion. Geophys. Res. Lett, 42, 3609-3618. doi: 10.1002/2015GL063737. Link to Published Version

Seager, R., M. Hoerling, S. D. Schubert, H. Wang, B. Lyon, A. Kumar, J. Nakamura, and N. Henderson, 2015. Causes of the 2011–14 California Drought. J. Clim, 28, 6997-7024. doi: 10.1175/JCLI-D-14-00860.1. Link to Published Version

Sessions, W., J. S. Reid, A. Benedetti, P. Colarco, A. da Silva, S. Lu, T. Sekiyama, T. Y. Tanaka, J. M. Baldasano, S. Basart, M. Brooks, T. F. Eck, M. Iredell, J. A. Hansen, O. Jorba, H.-M. Juang, P. Lynch, J.-J. Morcrette, S. Moorthi, J. Mulcahy, Y. Pradhan, M. Razinger, C. B. Sampson, J. Wang, and D. L. Westphal, 2015. Development towards a global operational aerosol consensus: Basic climatological characteristics of the International Cooperative for Aerosol Prediction Multi-Model Ensemble (ICAP-MME). Atmos. Chem. Phys, 15, 335-362. doi: 10.5194/acp-15-335-2015. Link to Published Version

Sheyko, B. A., S. C. Sullivan, R. Morales, S. L. Capps, D. Barahona, X. Shi, X. Liu, and A. Nenes, 2015. Quantifying sensitivities of ice crystal number and sources of ice crystal number variability in CAM 5.1 using the adjoint of a physically based cirrus formation parameterization. J. Geophys. Res. - Atmos, 120, 2834-2854. doi: 10.1002/2014JD022457. Link to Published Version

Thompson, P. A., P. Bonham, P. Thomson, W. Rochester, M. A. Doblin, A. M. Waite, A. Richardson, and C. S. Rousseaux, 2015. Climate variability drives plankton community composition changes: the 2010–2011 El Niño to La Niña transition around Australia. J. Plankton Res, 37, 966-984. doi: 10.1093/plankt/fbv069 . Link to Published Version

Thompson, P. A., P. Bonham, P. Thomson, W. Rochester, M. A. Doblin, A. M. Waite, A. Richardson, and C. S. Rousseaux, 2015. Climate variability drives plankton community composition changes: the 2010-2011 El Nino to La Nina transition around Australia. J. Plankton Res., 37, 5, 966-984. DOI: 10.1093/plankt/fbv069. Link to Published Version

Todling, R., 2015. A complementary note to a lag-1 smoother approach to system error estimation and its implications to residual diagnostics. Q. J. Royal Meteor. Soc, 141, 2917-2922.doi: 10.1002/qj2546.Link to Published Version

Todling, R., 2015. A lag-1 smoother approach to system error estimation: Sequential method. Q. J. Royal Meteor. Soc, 141, 1502-1513.doi: 10.1002/qj.2460.Link to Published Version

Walsh, K. J. E., S. J. Camargo, G. A. Vecchi, A. S. Daloz, J. Elsner, K. Emanuel, M. Horn, Y.-K. Lim, M. Roberts, C. Patricola, E. Scoccimarro, A. H. Sobel, S. Strazzo, G. Villarini, M. Wehner, M. Zhao, J. Kossin, T. LaRow, K. Oouchi, S. Schubert, H. Wang, J. Bacmeister, P. Chang, F. Chauvin, C. Jablonowski, H. Murakami, T. Ose, K. A. Reed, R. Saravanan, Y. Yamada, C. M. Zarzycki, P. L. Vidale, J. A. Jonas and N. Henderson, 2015. Hurricanes and climate: the U.S. CLIVAR working group on hurricanes. B. Am. Meteorol. Soc, 96, 997-1017. doi: 10.1175/BAMS-D-13-00242.1. Link to Published Version

Wang, S.-Y. S., J. Santanello, H. Wang, D. Barandiaran, R. Pinker, S. Schubert, R. R. Gillies, R. Oglesby, K. Hilburn, A. Kilic, and P. Houser, 2015. An intensified seasonal transition in the Central U.S. that enhances summer drought. J. Geophys. Res. - Atmos, 120, 8804-8816. doi: 10.1002/2014JD023013. Link to Published Version

Wang, S.-Y., J. Santanello, H. Wang, D. Barandiaran, R. Pinker, S. Schubert, R. R. Gillies, R. Oglesby, K. Hilburn, A. Kilic, and P. Houser, 2015. An intensified seasonal transition in the Central U.S. that enhances summer drought. J. Geophys. Res. - Atmos, 120, 8804-8816. doi: 10.1002/2014JD023013. Link to Published Version

Wargan, K., S. Pawson, M. A. Olsen, J. C. Witte, A. R. Douglass, J. R. Ziemke, S. E. Strahan, and J. E. Nielsen, 2015. The Global Structure of Upper Troposphere-Lower Stratosphere Ozone in GEOS-5: A Multi-Year Assimilation of EOS Aura Data. J. Geophys. Res. - Atmos, 120, 2013-2036. doi: 10.1002/2014JD022493. Link to Published Version

Wood, E. F., S. D. Schubert, A. W. Wood, C. D. Peters-Lidard, K. C. Mo, A. Mariotti, and R. S. Pulwarty, 2015. Prospects for Advancing Drought Understanding, Monitoring and Prediction. J. Hydrometeorol., 16, 1636-1657. doi: 10.1175/JHM-D-14-0164.1. Link to Published Version

Xavier, P. K., J. C. Petch, N. P. Klingaman, S. J. Woolnough, X. Jiang, D. E. Waliser, M. Caian, J. Cole, S. M. Hagos, C. Hannay, D. Kim, T. Miyakawa, M. S. Pritchard, R. Roehrig, E. Shingdo, F. Vitart, and H. Wang, 2015. Vertical structure and physical processes of the Madden-Julian Oscillation: Biases and uncertainties at short range. J. Geophys. Res. - Atmos, 120, 4749-4763. doi: 10.1002/2014JD022718. Link to Published Version

Xue, Y., F. D. Sales, W. K.-M. Lau, A. Boone, K.-M. Kim, G. Wang, F. Kucharski, K. Schiro, M. Hosaka, S. Li, C. R. Mechoso, L. M. Druyan, I. S. Sanda, W. Thiaw, N. Zeng, R. E. Comer, Y.-K. Lim, S. Mahanama, G. Song, Y. Gu, M. Chin, P. Dirmeyer, S. M. Hagos, E. Kalnay, A. Kitoh, L. R. Leung, C.-H. Lu, N. M. Mahowald, S. D. Schubert, and Z. Zhang, 2015. West African monsoon decadal variability and drought and surface-related forcings: Second West African monsoon modeling and evaluation project experiment (WAMME II). Clim. Dyn, 47, 11, 3517-3545. doi:10.1007/s00382-016-3224-2. Link to Published Version

Yasunari, T. J., R. D. Koster, W. K. M. Lau, and K.‐M. Kim, 2015. Impact of snow darkening via dust, black carbon, and organic carbon on boreal spring climate in the Earth system. J. Geophys. Res. Atmos., 120, 11, 5485-5503. doi: 10.1002/2014JD022977. Link to Published Version

Yoshida, Y., J. Joiner, C. J. Tucker, J. Berry, J.-E. Lee, G. K. Walker, R. H. Reichle, R. D. Koster, A. I. Lyapustin, and Y. Wang, 2015. The 2010 Russian drought impact on satellite measurements of solar-induced chlorophyll fluorescence: Insights from modeling and comparisons with parameters derived from satellite reflectances. Remote Sens. Environ, 166, 163-177. doi: 10.1016/j.rse.2015.06.008. Link to Published Version

TECHNICAL MEMORANDA

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).

OFFICE NOTES

GMAO Office Note No. 16 (Version 1.0): Nakada, K., 2018. S2S-2_1: File Specification  Document [PDF].

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

GMAO Office Note No. 14 (Version 1.0): Putman, W., 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., 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., 2016. Soil Moisture Active Passive Mission L4_SM Data Product Assessment (Version 2 Validated Release)  Document [PDF].

GMAO Office Note No. 11 (Version 2.0): Glassy, J., 2016. Soil Moisture Active Passive (SMAP) Mission Level 4 Carbon (L4_C) Product Specification Document  Document [PDF]. See also Version 1.9 (2015).

GMAO Office Note No. 10 (Version 1.5): Reichle, R. H., 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 1.4 (2015).

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

GMAO Office Note No. 8 (Version 1.0): Kouatchou, J., 2015. GEOS-5 Chemistry Transport Model User's Guide  Document [PDF].

GMAO Office Note No. 7 (Version 1.0): da Silva, A. M., 2015. File Specification for the MERRA Aerosol Reanalysis (MERRAero)  Document [PDF].

GMAO Office Note No. 6: da Silva, A.M., 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., 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: Lucchesi, R., 2013. File Specification for GEOS-5 FP (Forward Processing)  Document [PDF].

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].

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)

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.

2018 POSTERS

☆ 9th International Workshop on Air Quality Forecasting Research (IWAQFR), Boulder    11/07/2018 - 11/09/2018

Keller, Christoph, Machine Learning Application to Atmospheric Chemistry Modeling

☆ Ocean Salinity Science Conference, Paris    11/06/2018 - 11/09/2018

Hackert, Eric, Impact of Satellite Sea Surface Salinity Observations on ENSO Predictions from the GMAO S2S Forecast System

☆ Stratosphere-troposphere Processes And their Role in Climate (SPARC) 2018 General Assembly    10/01/2018 - 10/05/2018

Coy, Lawrence, Global Assimilation of Loon Stratospheric Balloon Observations

Pawson, Steven, The Stratospheric Warming of 2018 in the Context of the Earth System

Wargan, Krzysztof, Long-term Ozone Variability and Trends from Reanalyses

☆ 15th International Global Atmospheric Chemistry (IGAC) Science Conference, Takamatsu    09/25/2018 - 09/29/2018

Saunders, Emily, GEOS-CF Model Assessment of PM2.5 During Wildfires: Inferring the Impact of PM2.5 Exposure on Adverse Respiratory and Cardiovascular Conditions

☆ Second International Conference on Subseasonal to Decadal Prediction, Boulder    09/17/2018 - 09/21/2018

Achuthavarier, Deepthi, Prediction skill of the MGO teleconnection signals in the NASA GEOS subseasonal reforecasts

Hackert, Eric, Impact of Satellite Sea Surface Salinity Observations on ENSO Predictions from the GEOS GMAO S2S Forecast System

Molod, Andrea, GEOS S2S-2_1: The GMAO High Resolution Seasonal Prediction System

☆ ECMWF Workshop: Radiation in the next generation of weather forecast models, Reading     05/21/2018 - 05/24/2018

Norris, Peter, Lessons learned in GCM clear-sky LW flux validation

☆ Bridging Sustained Observations and Data Assimilation for TPOS 2020, Boulder    05/01/2018 - 05/03/2018

Hackert, Eric, Impact of Aquarius and SMAP Sea Surface Salinity Observations on Seasonal Predictions of the 2015 El Nino

☆ 33rd Conference on Hurricanes and Tropical Meteorology, Ponte Vedra    04/16/2018 - 04/20/2018

Lim, Young-Kwon, The Roles of Climate Change and Climate Variability in the 2017 Atlantic Hurricane Season

☆ EGU General Assembly 2018, Vienna    04/08/2018 - 04/13/2018

Strobach, Ehud, Comparison of MERRA-2 and ECCO-v4 ocean surface heat fluxes: Consequences of different forcing feedbacks on ocean circulation and implications for climate data assimilation

☆ SOLAS: Remote Sensing for Studying the Ocean-Atmosphere Interface, Potomac    03/13/2018 - 03/15/2018

Akella, Santha, Near-Real Time Ocean-Atmosphere Skin Temperature as part of NASA GMAO Atmospheric Data Assimilation System

Hackert, Eric, The Impact of Satellite Sea Surface Salinity for Prediction of the Coupled Indo-Pacific System

☆ AGU Ocean Science Meeting, Portland    02/11/2018 - 02/16/2018

Borovikov, Anna, GEOS-5 Seasonal Forecast System: ENSO Prediction Skill and Bias

Kovach, Robin, Impact of Aquarius and SMAP Sea Surface Salinity Observations on Seasonal Predictions of the 2015 El Nino

☆ AMS 2018, Austin    01/07/2018 - 01/11/2018

Achuthavarier, Deepthi, Prediction and Predictability of the Madden Julian Oscillation in the NASA GEOS-5 Seasonal-to-Subseasonal System

Borovikov, Anna, GEOS-5 Seasonal Forecast System: ENSO Prediction Skill and Bias

Chang, Yehui, A Realization of Bias Correction Method in the GMAO Coupled System

Draper, Clara, Observation error specification for near-surface soil moisture assimilation: does it matter?

Kim, Min-Jeong, Examining Dense Data Usage near the Regions with Severe Storms in All-Sky Microwave Radiance Data Assimilation and Impacts on GEOS Hurricane Analyses

Li, Zhao, Winter Precipitation in North America and the Pacific-North America pattern in GEOS-S2Sv2 Seasonal hindcast

Ott, Lesley, NASA's Carbon Cycle OSSE Initiative - Informing future space-based observing strategies through advanced modeling and data assimilation

Prive, Nikki, Performance and Evaluation of the Global Modeling and Assimilation Office Observing System Simulation Experiment

Weir, Brad, Tracer transport differences: Challenges and implications for flux inversions