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Brad Weir, Ph.D.
Brief bio Dr. Brad Weir is the lead developer of NASA's Goddard Earth Observing System (GEOS) Constituent Data Assimilation System (CoDAS) — a state-of-the-art statistical method for estimating atmospheric trace gas abundances based on satellite observations. He has over 10 years of experience developing and applying mathematical and statistical methods to address questions about the physics, chemistry, and biology of the Earth's atmosphere, ocean, and land surface. His work has appeared in Science, the New York Times, the Washington Post, the websites of National Geographic and the BBC, and the NASA/ESA/JAXA trilateral Earth Observing Dashboard. Employment
Education
Professional Service
Publications Duncan et al. (2024). "Opinion: Beyond global means – novel space-based approaches to indirectly constrain the concentrations of and trends and variations in the tropospheric hydroxyl radical (OH)." Atmos. Chem. Phys. 24, 13001–13023. https://doi.org/10.5194/acp-24-13001-2024 Pandey et al. (2024). "Toward Low‐Latency Estimation of Atmospheric CO2 Growth Rates Using Satellite Observations: Evaluating Sampling Errors of Satellite and In Situ Observing Approaches." AGU Adv. 5, e2023AV001145. https://doi.org/10.1029/2023av001145 Souri et al. (2024). "Enhancing long-term trend simulation of the global tropospheric hydroxyl (TOH) and its drivers from 2005 to 2019: a synergistic integration of model simulations and satellite observations." Atmos. Chem. Phys. 24, 8677–8701. https://doi.org/10.5194/acp-24-8677-2024 Gaubert et al. (2023). "Neutral tropical African CO2 exchange estimated from aircraft and satellite observations." Glob. Biogeochem. Cy. 37, e2023GB007804. https://doi.org/10.1029/2023gb007804 Balashov et al. (2023). "Flood impacts on net ecosystem exchange in the Midwestern and Southern United States in 2019." J. Geophys. Res.: Atmos. 128, e2022JD037697. https://doi.org/10.1029/2022jd037697 Taylor et al. (2023). "Evaluating the consistency between OCO-2 and OCO-3 XCO2 estimates derived from the NASA ACOS version 10 retrieval algorithm." Atmos. Meas. Tech. 16, 3173–3209. https://doi.org/10.5194/amt-16-3173-2023 Wargan et al. (2023). "M2-SCREAM: A stratospheric composition reanalysis of Aura MLS data with MERRA-2 transport." Earth Space Sci. 10, e2022EA002632. https://doi.org/10.1029/2022ea002632 Weir et al. (2022). "Assessing progress toward the Paris Climate Agreement from space." Environ. Res. Lett. 11, 111002. https://doi.org/10.1088/1748-9326/ac998c Walley et al. (2022). "Airborne lidar measurements of XCO2 in synoptically active environment and associated comparisons with numerical simulations." J. Geophys. Res.: Atmos. 127, e2021JD035664. https://doi.org/10.1029/2021jd035664 Sweeney et al. (2022). "Using atmospheric trace gas vertical profiles to evaluate model fluxes: a case study of Arctic-CAP observations and GEOS simulations for the ABoVE domain." Atmos. Chem. Phys. 22, 6347–6364. https://doi.org/10.5194/acp-22-6347-2022 Schuh et al. (2022). "On the role of atmospheric model transport uncertainty in estimating the Chinese land carbon sink." Nature 603, E13–E14. https://doi.org/10.1038/s41586-021-04258-9 Peiro et al. (2022). "Four years of global carbon cycle observed from the Orbiting Carbon Observatory 2 (OCO-2) version 9 and in situ data and comparison to OCO-2 version 7." Atmos. Chem. Phys. 22, 1097–1130. https://doi.org/10.5194/acp-22-1097-2022 Zhang et al. (2022). "Multi‐Season Evaluation of CO2 Weather in OCO‐2 MIP Models." J. Geophys. Res.: Atmos. 127, e2021JD035457. https://doi.org/10.1029/2021jd035457 Weir et al. (2021b). "Regional impacts of COVID-19 on carbon dioxide detected worldwide from space." Science Adv. 7, eabf9415. https://doi.org/10.1126/sciadv.abf9415 Davis et al. (2021). "The Atmospheric Carbon and Transport (ACT)-America Mission." Bull. Amer. Meteor. Soc. 102, E1714–E1734. https://doi.org/10.1175/bams-d-20-0300.1 Weir et al. (2021a). "Bias-correcting carbon fluxes derived from land-surface satellite data for retrospective and near-real-time assimilation systems." Atmos. Chem. Phys. 21, 9609–9628. https://doi.org/10.5194/acp-21-9609-2021 Campbell et al. (2020). "Field Evaluation of Column CO2 Retrievals from Intensity‐Modulated Continuous‐Wave Differential Absorption Lidar Measurements during the ACT‐America Campaign." Earth Space Sci 7, e2019EA000847. https://doi.org/10.1029/2019ea000847 Wargan et al. (2020). "The Anomalous 2019 Antarctic Ozone Hole in the GEOS Constituent Data Assimilation System with MLS Observations." J. Geophys. Res.: Atmos. 125, e2020JD033335. https://doi.org/10.1029/2020JD033335 Lee et al. (2020). "Impact of a Regional US Drought on Land and Atmospheric Carbon." J. Geophys. Res.: Biogeosci. 125, e2019JG00559. https://doi.org/10.1029/2019jg005599 Bell et al. (2020). "Evaluation of OCO‐2 XCO2 Variability at Local and Synoptic Scales using Lidar and In Situ Observations from the ACT‐America Campaigns." J. Geophys. Res.: Atmos. 125, e2019JD031400. https://doi.org/10.1029/2019jd031400 Wargan et al. (2020). "Toward a Reanalysis of Stratospheric Ozone for Trend Studies: Assimilation of the Aura Microwave Limb Sounder and Ozone Mapping and Profiler Suite Limb Profiler Data." J. Geophys. Res.: Atmos. 125, e2019JD031892. ttps://doi.org/10.1029/2019jd031892 Schuh et al. (2019). "Quantifying the impact of atmospheric transport uncertainty on CO2 surface flux estimates." Global Biogeochem. Cycles 33, 484–500. https://doi.org/10.1029/2018GB006086 Lee et al. (2018). "The impact of spatiotemporal variability in atmospheric CO2 concentration on global terrestrial carbon fluxes." Biogeosci. 15, 5635–5652. https://doi.org/10.5194/bg-15-5635-2018 Eldering et al. (2017). "The Orbiting Carbon Observatory-2 early science investigations of regional carbon dioxide fluxes." Science 358, eaam5745. https://doi.org/10.1126/science.aam5745 Weir et al. (2013b). "A potential implicit particle smoother for high-dimensional systems." Nonlin. Processes Geophys. 20, 1047–1060. https://doi.org/10.5194/npg-20-1047-2013 Weir et al. (2013a). "Implicit estimation of ecological model parameters." Bull. Math. Biol. 75, 223–257. https://doi.org/10.1007/s11538-012-9801-6 Weir et al. (2011). "A vortex force analysis of the interaction of rip currents and surface gravity waves." J. Geophys. Res.: Oceans 116, C05001. https://doi.org/10.1029/2010JC006232 Invited Presentations "Constituent data assimilation plans of the GMAO at NASA Goddard." Mathematical Approaches of Atmospheric Constituents Data Assimilation and Inverse Modeling, Banff International Research Station, Banff, Alberta, Canada, 20 April 2023. "Data assimilation for carbon monitoring." WMO GHG/Carbon Monitoring Workshop, World Meteorological Organization, Geneva, Switzerland, 11 June 2022. "The Orbiting Carbon Observatory-2 project: Monitoring atmospheric carbon dioxide." 2022 Carbon Tracking and Reporting, Energy Conference Network, Houston, Texas, USA, 22 April 2022. "The GEOS-Carb reanalysis of atmospheric carbon dioxide." GMAO Seminar Series on Earth System Sceince, Global Modeling and Assimilation Office, Greenbelt, Maryland, USA, 5 April 2017. "Implicit assimilation of satellite-based observations of ocean color." New Pathways to Understanding and Managing Marine Ecosystems: Quantifying Uncertainty and Risk Using Biophysical-Statistical Models of the Marine Environment, CSIRO Marine and Atmospheric Research, Hobart, Tasmania, Australia, 27-30 May 2013. "Implicit parameter estimation." Probabilistic Approaches to Data Assimilation for Earth Systems, Banff International Research Station, Banff, Alberta, Canada, 17-22 February 2013. "Implicit sampling: theory and implementation." International Workshop on Particle Filters for Data Assimilation, Institute for Statistical Mathematics, Tachikawa, Tokyo, Japan, 7 February 2013. "Implicit assimilation for marine ecological models (Abstract NG41D-02)." 2012 Fall Meeting, AGU, San Francisco, Calif., USA, 3-7 December 2012. Awards & Fellowships
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| bweir_cvfull.html | HTML | 12-26-2024 11:21:41 | 15.84 KB |
Brad Weir, Ph.D.
Brief bio Dr. Brad Weir is the lead developer of NASA's Goddard Earth Observing System (GEOS) Constituent Data Assimilation System (CoDAS) — a state-of-the-art statistical method for estimating atmospheric trace gas abundances based on satellite observations. He has over 10 years of experience developing and applying mathematical and statistical methods to address questions about the physics, chemistry, and biology of the Earth's atmosphere, ocean, and land surface. His work has appeared in Science, the New York Times, the Washington Post, the websites of National Geographic and the BBC, and the NASA/ESA/JAXA trilateral Earth Observing Dashboard. Employment
Education
Professional Service
Publications Duncan et al. (2024). "Opinion: Beyond global means – novel space-based approaches to indirectly constrain the concentrations of and trends and variations in the tropospheric hydroxyl radical (OH)." Atmos. Chem. Phys. 24, 13001–13023. https://doi.org/10.5194/acp-24-13001-2024 Pandey et al. (2024). "Toward Low‐Latency Estimation of Atmospheric CO2 Growth Rates Using Satellite Observations: Evaluating Sampling Errors of Satellite and In Situ Observing Approaches." AGU Adv. 5, e2023AV001145. https://doi.org/10.1029/2023av001145 Souri et al. (2024). "Enhancing long-term trend simulation of the global tropospheric hydroxyl (TOH) and its drivers from 2005 to 2019: a synergistic integration of model simulations and satellite observations." Atmos. Chem. Phys. 24, 8677–8701. https://doi.org/10.5194/acp-24-8677-2024 Gaubert et al. (2023). "Neutral tropical African CO2 exchange estimated from aircraft and satellite observations." Glob. Biogeochem. Cy. 37, e2023GB007804. https://doi.org/10.1029/2023gb007804 Balashov et al. (2023). "Flood impacts on net ecosystem exchange in the Midwestern and Southern United States in 2019." J. Geophys. Res.: Atmos. 128, e2022JD037697. https://doi.org/10.1029/2022jd037697 Taylor et al. (2023). "Evaluating the consistency between OCO-2 and OCO-3 XCO2 estimates derived from the NASA ACOS version 10 retrieval algorithm." Atmos. Meas. Tech. 16, 3173–3209. https://doi.org/10.5194/amt-16-3173-2023 Wargan et al. (2023). "M2-SCREAM: A stratospheric composition reanalysis of Aura MLS data with MERRA-2 transport." Earth Space Sci. 10, e2022EA002632. https://doi.org/10.1029/2022ea002632 Weir et al. (2022). "Assessing progress toward the Paris Climate Agreement from space." Environ. Res. Lett. 11, 111002. https://doi.org/10.1088/1748-9326/ac998c Walley et al. (2022). "Airborne lidar measurements of XCO2 in synoptically active environment and associated comparisons with numerical simulations." J. Geophys. Res.: Atmos. 127, e2021JD035664. https://doi.org/10.1029/2021jd035664 Sweeney et al. (2022). "Using atmospheric trace gas vertical profiles to evaluate model fluxes: a case study of Arctic-CAP observations and GEOS simulations for the ABoVE domain." Atmos. Chem. Phys. 22, 6347–6364. https://doi.org/10.5194/acp-22-6347-2022 Schuh et al. (2022). "On the role of atmospheric model transport uncertainty in estimating the Chinese land carbon sink." Nature 603, E13–E14. https://doi.org/10.1038/s41586-021-04258-9 Peiro et al. (2022). "Four years of global carbon cycle observed from the Orbiting Carbon Observatory 2 (OCO-2) version 9 and in situ data and comparison to OCO-2 version 7." Atmos. Chem. Phys. 22, 1097–1130. https://doi.org/10.5194/acp-22-1097-2022 Zhang et al. (2022). "Multi‐Season Evaluation of CO2 Weather in OCO‐2 MIP Models." J. Geophys. Res.: Atmos. 127, e2021JD035457. https://doi.org/10.1029/2021jd035457 Weir et al. (2021b). "Regional impacts of COVID-19 on carbon dioxide detected worldwide from space." Science Adv. 7, eabf9415. https://doi.org/10.1126/sciadv.abf9415 Davis et al. (2021). "The Atmospheric Carbon and Transport (ACT)-America Mission." Bull. Amer. Meteor. Soc. 102, E1714–E1734. https://doi.org/10.1175/bams-d-20-0300.1 Weir et al. (2021a). "Bias-correcting carbon fluxes derived from land-surface satellite data for retrospective and near-real-time assimilation systems." Atmos. Chem. Phys. 21, 9609–9628. https://doi.org/10.5194/acp-21-9609-2021 Campbell et al. (2020). "Field Evaluation of Column CO2 Retrievals from Intensity‐Modulated Continuous‐Wave Differential Absorption Lidar Measurements during the ACT‐America Campaign." Earth Space Sci 7, e2019EA000847. https://doi.org/10.1029/2019ea000847 Wargan et al. (2020). "The Anomalous 2019 Antarctic Ozone Hole in the GEOS Constituent Data Assimilation System with MLS Observations." J. Geophys. Res.: Atmos. 125, e2020JD033335. https://doi.org/10.1029/2020JD033335 Lee et al. (2020). "Impact of a Regional US Drought on Land and Atmospheric Carbon." J. Geophys. Res.: Biogeosci. 125, e2019JG00559. https://doi.org/10.1029/2019jg005599 Bell et al. (2020). "Evaluation of OCO‐2 XCO2 Variability at Local and Synoptic Scales using Lidar and In Situ Observations from the ACT‐America Campaigns." J. Geophys. Res.: Atmos. 125, e2019JD031400. https://doi.org/10.1029/2019jd031400 Wargan et al. (2020). "Toward a Reanalysis of Stratospheric Ozone for Trend Studies: Assimilation of the Aura Microwave Limb Sounder and Ozone Mapping and Profiler Suite Limb Profiler Data." J. Geophys. Res.: Atmos. 125, e2019JD031892. ttps://doi.org/10.1029/2019jd031892 Schuh et al. (2019). "Quantifying the impact of atmospheric transport uncertainty on CO2 surface flux estimates." Global Biogeochem. Cycles 33, 484–500. https://doi.org/10.1029/2018GB006086 Lee et al. (2018). "The impact of spatiotemporal variability in atmospheric CO2 concentration on global terrestrial carbon fluxes." Biogeosci. 15, 5635–5652. https://doi.org/10.5194/bg-15-5635-2018 Eldering et al. (2017). "The Orbiting Carbon Observatory-2 early science investigations of regional carbon dioxide fluxes." Science 358, eaam5745. https://doi.org/10.1126/science.aam5745 Weir et al. (2013b). "A potential implicit particle smoother for high-dimensional systems." Nonlin. Processes Geophys. 20, 1047–1060. https://doi.org/10.5194/npg-20-1047-2013 Weir et al. (2013a). "Implicit estimation of ecological model parameters." Bull. Math. Biol. 75, 223–257. https://doi.org/10.1007/s11538-012-9801-6 Weir et al. (2011). "A vortex force analysis of the interaction of rip currents and surface gravity waves." J. Geophys. Res.: Oceans 116, C05001. https://doi.org/10.1029/2010JC006232 Invited Presentations "Constituent data assimilation plans of the GMAO at NASA Goddard." Mathematical Approaches of Atmospheric Constituents Data Assimilation and Inverse Modeling, Banff International Research Station, Banff, Alberta, Canada, 20 April 2023. "Data assimilation for carbon monitoring." WMO GHG/Carbon Monitoring Workshop, World Meteorological Organization, Geneva, Switzerland, 11 June 2022. "The Orbiting Carbon Observatory-2 project: Monitoring atmospheric carbon dioxide." 2022 Carbon Tracking and Reporting, Energy Conference Network, Houston, Texas, USA, 22 April 2022. "The GEOS-Carb reanalysis of atmospheric carbon dioxide." GMAO Seminar Series on Earth System Sceince, Global Modeling and Assimilation Office, Greenbelt, Maryland, USA, 5 April 2017. "Implicit assimilation of satellite-based observations of ocean color." New Pathways to Understanding and Managing Marine Ecosystems: Quantifying Uncertainty and Risk Using Biophysical-Statistical Models of the Marine Environment, CSIRO Marine and Atmospheric Research, Hobart, Tasmania, Australia, 27-30 May 2013. "Implicit parameter estimation." Probabilistic Approaches to Data Assimilation for Earth Systems, Banff International Research Station, Banff, Alberta, Canada, 17-22 February 2013. "Implicit sampling: theory and implementation." International Workshop on Particle Filters for Data Assimilation, Institute for Statistical Mathematics, Tachikawa, Tokyo, Japan, 7 February 2013. "Implicit assimilation for marine ecological models (Abstract NG41D-02)." 2012 Fall Meeting, AGU, San Francisco, Calif., USA, 3-7 December 2012. Awards & Fellowships
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Brad Weir, Ph.D.
Employment
Education
Professional Service
Selected Publications Wargan et al. (2023). "M2-SCREAM: A stratospheric composition reanalysis of Aura MLS data with MERRA-2 transport." Earth Space Sci. 10, e2022EA002632. https://doi.org/10.1029/2022ea002632 Weir et al. (2022). "Assessing progress toward the Paris Climate Agreement from space." Environ. Res. Lett. 11, 111002. https://doi.org/10.1088/1748-9326/ac998c Schuh et al. (2022). "On the role of atmospheric model transport uncertainty in estimating the Chinese land carbon sink." Nature 603, E13–E14. https://doi.org/10.1038/s41586-021-04258-9 Peiro et al. (2022). "Four years of global carbon cycle observed from the Orbiting Carbon Observatory 2 (OCO-2) version 9 and in situ data and comparison to OCO-2 version 7." Atmos. Chem. Phys. 22, 1097–1130. https://doi.org/10.5194/acp-22-1097-2022 Weir et al. (2021b). "Regional impacts of COVID-19 on carbon dioxide detected worldwide from space." Science Adv. 7, eabf9415. https://doi.org/10.1126/sciadv.abf9415 Davis et al. (2021). "The Atmospheric Carbon and Transport (ACT)-America Mission." Bull. Amer. Meteor. Soc. 102, E1714–E1734. https://doi.org/10.1175/bams-d-20-0300.1 Weir et al. (2021a). "Bias-correcting carbon fluxes derived from land-surface satellite data for retrospective and near-real-time assimilation systems." Atmos. Chem. Phys. 21, 9609–9628. https://doi.org/10.5194/acp-21-9609-2021 Eldering et al. (2017). "The Orbiting Carbon Observatory-2 early science investigations of regional carbon dioxide fluxes." Science 358, eaam5745. https://doi.org/10.1126/science.aam5745 Weir et al. (2013b). "A potential implicit particle smoother for high-dimensional systems." Nonlin. Processes Geophys. 20, 1047–1060. https://doi.org/10.5194/npg-20-1047-2013 Weir et al. (2013a). "Implicit estimation of ecological model parameters." Bull. Math. Biol. 75, 223–257. https://doi.org/10.1007/s11538-012-9801-6 Weir et al. (2011). "A vortex force analysis of the interaction of rip currents and surface gravity waves." J. Geophys. Res.: Oceans 116, C05001. https://doi.org/10.1029/2010JC006232 |
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| cv_twopg.html | HTML | 12-26-2024 11:21:40 | 10.86 KB |
Brad Weir, Ph.D.
Employment
Education
Professional Service
Selected Publications Duncan et al. (2024). "Opinion: Beyond global means – novel space-based approaches to indirectly constrain the concentrations of and trends and variations in the tropospheric hydroxyl radical (OH)." Atmos. Chem. Phys. 24, 13001–13023. https://doi.org/10.5194/acp-24-13001-2024 Pandey et al. (2024). "Toward Low‐Latency Estimation of Atmospheric CO2 Growth Rates Using Satellite Observations: Evaluating Sampling Errors of Satellite and In Situ Observing Approaches." AGU Adv. 5, e2023AV001145. https://doi.org/10.1029/2023av001145 Souri et al. (2024). "Enhancing long-term trend simulation of the global tropospheric hydroxyl (TOH) and its drivers from 2005 to 2019: a synergistic integration of model simulations and satellite observations." Atmos. Chem. Phys. 24, 8677–8701. https://doi.org/10.5194/acp-24-8677-2024 Gaubert et al. (2023). "Neutral tropical African CO2 exchange estimated from aircraft and satellite observations." Glob. Biogeochem. Cy. 37, e2023GB007804. https://doi.org/10.1029/2023gb007804 Balashov et al. (2023). "Flood impacts on net ecosystem exchange in the Midwestern and Southern United States in 2019." J. Geophys. Res.: Atmos. 128, e2022JD037697. https://doi.org/10.1029/2022jd037697 Taylor et al. (2023). "Evaluating the consistency between OCO-2 and OCO-3 XCO2 estimates derived from the NASA ACOS version 10 retrieval algorithm." Atmos. Meas. Tech. 16, 3173–3209. https://doi.org/10.5194/amt-16-3173-2023 Wargan et al. (2023). "M2-SCREAM: A stratospheric composition reanalysis of Aura MLS data with MERRA-2 transport." Earth Space Sci. 10, e2022EA002632. https://doi.org/10.1029/2022ea002632 Weir et al. (2022). "Assessing progress toward the Paris Climate Agreement from space." Environ. Res. Lett. 11, 111002. https://doi.org/10.1088/1748-9326/ac998c Walley et al. (2022). "Airborne lidar measurements of XCO2 in synoptically active environment and associated comparisons with numerical simulations." J. Geophys. Res.: Atmos. 127, e2021JD035664. https://doi.org/10.1029/2021jd035664 Sweeney et al. (2022). "Using atmospheric trace gas vertical profiles to evaluate model fluxes: a case study of Arctic-CAP observations and GEOS simulations for the ABoVE domain." Atmos. Chem. Phys. 22, 6347–6364. https://doi.org/10.5194/acp-22-6347-2022 Schuh et al. (2022). "On the role of atmospheric model transport uncertainty in estimating the Chinese land carbon sink." Nature 603, E13–E14. https://doi.org/10.1038/s41586-021-04258-9 Peiro et al. (2022). "Four years of global carbon cycle observed from the Orbiting Carbon Observatory 2 (OCO-2) version 9 and in situ data and comparison to OCO-2 version 7." Atmos. Chem. Phys. 22, 1097–1130. https://doi.org/10.5194/acp-22-1097-2022 Zhang et al. (2022). "Multi‐Season Evaluation of CO2 Weather in OCO‐2 MIP Models." J. Geophys. Res.: Atmos. 127, e2021JD035457. https://doi.org/10.1029/2021jd035457 Weir et al. (2021b). "Regional impacts of COVID-19 on carbon dioxide detected worldwide from space." Science Adv. 7, eabf9415. https://doi.org/10.1126/sciadv.abf9415 Davis et al. (2021). "The Atmospheric Carbon and Transport (ACT)-America Mission." Bull. Amer. Meteor. Soc. 102, E1714–E1734. https://doi.org/10.1175/bams-d-20-0300.1 Weir et al. (2021a). "Bias-correcting carbon fluxes derived from land-surface satellite data for retrospective and near-real-time assimilation systems." Atmos. Chem. Phys. 21, 9609–9628. https://doi.org/10.5194/acp-21-9609-2021 Campbell et al. (2020). "Field Evaluation of Column CO2 Retrievals from Intensity‐Modulated Continuous‐Wave Differential Absorption Lidar Measurements during the ACT‐America Campaign." Earth Space Sci 7, e2019EA000847. https://doi.org/10.1029/2019ea000847 Wargan et al. (2020). "The Anomalous 2019 Antarctic Ozone Hole in the GEOS Constituent Data Assimilation System with MLS Observations." J. Geophys. Res.: Atmos. 125, e2020JD033335. https://doi.org/10.1029/2020JD033335 Lee et al. (2020). "Impact of a Regional US Drought on Land and Atmospheric Carbon." J. Geophys. Res.: Biogeosci. 125, e2019JG00559. https://doi.org/10.1029/2019jg005599 Bell et al. (2020). "Evaluation of OCO‐2 XCO2 Variability at Local and Synoptic Scales using Lidar and In Situ Observations from the ACT‐America Campaigns." J. Geophys. Res.: Atmos. 125, e2019JD031400. https://doi.org/10.1029/2019jd031400 Wargan et al. (2020). "Toward a Reanalysis of Stratospheric Ozone for Trend Studies: Assimilation of the Aura Microwave Limb Sounder and Ozone Mapping and Profiler Suite Limb Profiler Data." J. Geophys. Res.: Atmos. 125, e2019JD031892. ttps://doi.org/10.1029/2019jd031892 Schuh et al. (2019). "Quantifying the impact of atmospheric transport uncertainty on CO2 surface flux estimates." Global Biogeochem. Cycles 33, 484–500. https://doi.org/10.1029/2018GB006086 Lee et al. (2018). "The impact of spatiotemporal variability in atmospheric CO2 concentration on global terrestrial carbon fluxes." Biogeosci. 15, 5635–5652. https://doi.org/10.5194/bg-15-5635-2018 Eldering et al. (2017). "The Orbiting Carbon Observatory-2 early science investigations of regional carbon dioxide fluxes." Science 358, eaam5745. https://doi.org/10.1126/science.aam5745 Weir et al. (2013b). "A potential implicit particle smoother for high-dimensional systems." Nonlin. Processes Geophys. 20, 1047–1060. https://doi.org/10.5194/npg-20-1047-2013 Weir et al. (2013a). "Implicit estimation of ecological model parameters." Bull. Math. Biol. 75, 223–257. https://doi.org/10.1007/s11538-012-9801-6 Weir et al. (2011). "A vortex force analysis of the interaction of rip currents and surface gravity waves." J. Geophys. Res.: Oceans 116, C05001. https://doi.org/10.1029/2010JC006232 |
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| bweir_cv1pg.html | HTML | 12-26-2024 11:21:40 | 5.86 KB |
Brad Weir, Ph.D.
Employment
Education
Professional Service
Selected Publications Wargan et al. (2023). "M2-SCREAM: A stratospheric composition reanalysis of Aura MLS data with MERRA-2 transport." Earth Space Sci. 10, e2022EA002632. https://doi.org/10.1029/2022ea002632 Weir et al. (2022). "Assessing progress toward the Paris Climate Agreement from space." Environ. Res. Lett. 11, 111002. https://doi.org/10.1088/1748-9326/ac998c Schuh et al. (2022). "On the role of atmospheric model transport uncertainty in estimating the Chinese land carbon sink." Nature 603, E13–E14. https://doi.org/10.1038/s41586-021-04258-9 Peiro et al. (2022). "Four years of global carbon cycle observed from the Orbiting Carbon Observatory 2 (OCO-2) version 9 and in situ data and comparison to OCO-2 version 7." Atmos. Chem. Phys. 22, 1097–1130. https://doi.org/10.5194/acp-22-1097-2022 Weir et al. (2021b). "Regional impacts of COVID-19 on carbon dioxide detected worldwide from space." Science Adv. 7, eabf9415. https://doi.org/10.1126/sciadv.abf9415 Davis et al. (2021). "The Atmospheric Carbon and Transport (ACT)-America Mission." Bull. Amer. Meteor. Soc. 102, E1714–E1734. https://doi.org/10.1175/bams-d-20-0300.1 Weir et al. (2021a). "Bias-correcting carbon fluxes derived from land-surface satellite data for retrospective and near-real-time assimilation systems." Atmos. Chem. Phys. 21, 9609–9628. https://doi.org/10.5194/acp-21-9609-2021 Eldering et al. (2017). "The Orbiting Carbon Observatory-2 early science investigations of regional carbon dioxide fluxes." Science 358, eaam5745. https://doi.org/10.1126/science.aam5745 Weir et al. (2013b). "A potential implicit particle smoother for high-dimensional systems." Nonlin. Processes Geophys. 20, 1047–1060. https://doi.org/10.5194/npg-20-1047-2013 Weir et al. (2013a). "Implicit estimation of ecological model parameters." Bull. Math. Biol. 75, 223–257. https://doi.org/10.1007/s11538-012-9801-6 Weir et al. (2011). "A vortex force analysis of the interaction of rip currents and surface gravity waves." J. Geophys. Res.: Oceans 116, C05001. https://doi.org/10.1029/2010JC006232 |
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| bweir_cv2pg.html | HTML | 12-26-2024 11:21:40 | 10.86 KB |
Brad Weir, Ph.D.
Employment
Education
Professional Service
Selected Publications Duncan et al. (2024). "Opinion: Beyond global means – novel space-based approaches to indirectly constrain the concentrations of and trends and variations in the tropospheric hydroxyl radical (OH)." Atmos. Chem. Phys. 24, 13001–13023. https://doi.org/10.5194/acp-24-13001-2024 Pandey et al. (2024). "Toward Low‐Latency Estimation of Atmospheric CO2 Growth Rates Using Satellite Observations: Evaluating Sampling Errors of Satellite and In Situ Observing Approaches." AGU Adv. 5, e2023AV001145. https://doi.org/10.1029/2023av001145 Souri et al. (2024). "Enhancing long-term trend simulation of the global tropospheric hydroxyl (TOH) and its drivers from 2005 to 2019: a synergistic integration of model simulations and satellite observations." Atmos. Chem. Phys. 24, 8677–8701. https://doi.org/10.5194/acp-24-8677-2024 Gaubert et al. (2023). "Neutral tropical African CO2 exchange estimated from aircraft and satellite observations." Glob. Biogeochem. Cy. 37, e2023GB007804. https://doi.org/10.1029/2023gb007804 Balashov et al. (2023). "Flood impacts on net ecosystem exchange in the Midwestern and Southern United States in 2019." J. Geophys. Res.: Atmos. 128, e2022JD037697. https://doi.org/10.1029/2022jd037697 Taylor et al. (2023). "Evaluating the consistency between OCO-2 and OCO-3 XCO2 estimates derived from the NASA ACOS version 10 retrieval algorithm." Atmos. Meas. Tech. 16, 3173–3209. https://doi.org/10.5194/amt-16-3173-2023 Wargan et al. (2023). "M2-SCREAM: A stratospheric composition reanalysis of Aura MLS data with MERRA-2 transport." Earth Space Sci. 10, e2022EA002632. https://doi.org/10.1029/2022ea002632 Weir et al. (2022). "Assessing progress toward the Paris Climate Agreement from space." Environ. Res. Lett. 11, 111002. https://doi.org/10.1088/1748-9326/ac998c Walley et al. (2022). "Airborne lidar measurements of XCO2 in synoptically active environment and associated comparisons with numerical simulations." J. Geophys. Res.: Atmos. 127, e2021JD035664. https://doi.org/10.1029/2021jd035664 Sweeney et al. (2022). "Using atmospheric trace gas vertical profiles to evaluate model fluxes: a case study of Arctic-CAP observations and GEOS simulations for the ABoVE domain." Atmos. Chem. Phys. 22, 6347–6364. https://doi.org/10.5194/acp-22-6347-2022 Schuh et al. (2022). "On the role of atmospheric model transport uncertainty in estimating the Chinese land carbon sink." Nature 603, E13–E14. https://doi.org/10.1038/s41586-021-04258-9 Peiro et al. (2022). "Four years of global carbon cycle observed from the Orbiting Carbon Observatory 2 (OCO-2) version 9 and in situ data and comparison to OCO-2 version 7." Atmos. Chem. Phys. 22, 1097–1130. https://doi.org/10.5194/acp-22-1097-2022 Zhang et al. (2022). "Multi‐Season Evaluation of CO2 Weather in OCO‐2 MIP Models." J. Geophys. Res.: Atmos. 127, e2021JD035457. https://doi.org/10.1029/2021jd035457 Weir et al. (2021b). "Regional impacts of COVID-19 on carbon dioxide detected worldwide from space." Science Adv. 7, eabf9415. https://doi.org/10.1126/sciadv.abf9415 Davis et al. (2021). "The Atmospheric Carbon and Transport (ACT)-America Mission." Bull. Amer. Meteor. Soc. 102, E1714–E1734. https://doi.org/10.1175/bams-d-20-0300.1 Weir et al. (2021a). "Bias-correcting carbon fluxes derived from land-surface satellite data for retrospective and near-real-time assimilation systems." Atmos. Chem. Phys. 21, 9609–9628. https://doi.org/10.5194/acp-21-9609-2021 Campbell et al. (2020). "Field Evaluation of Column CO2 Retrievals from Intensity‐Modulated Continuous‐Wave Differential Absorption Lidar Measurements during the ACT‐America Campaign." Earth Space Sci 7, e2019EA000847. https://doi.org/10.1029/2019ea000847 Wargan et al. (2020). "The Anomalous 2019 Antarctic Ozone Hole in the GEOS Constituent Data Assimilation System with MLS Observations." J. Geophys. Res.: Atmos. 125, e2020JD033335. https://doi.org/10.1029/2020JD033335 Lee et al. (2020). "Impact of a Regional US Drought on Land and Atmospheric Carbon." J. Geophys. Res.: Biogeosci. 125, e2019JG00559. https://doi.org/10.1029/2019jg005599 Bell et al. (2020). "Evaluation of OCO‐2 XCO2 Variability at Local and Synoptic Scales using Lidar and In Situ Observations from the ACT‐America Campaigns." J. Geophys. Res.: Atmos. 125, e2019JD031400. https://doi.org/10.1029/2019jd031400 Wargan et al. (2020). "Toward a Reanalysis of Stratospheric Ozone for Trend Studies: Assimilation of the Aura Microwave Limb Sounder and Ozone Mapping and Profiler Suite Limb Profiler Data." J. Geophys. Res.: Atmos. 125, e2019JD031892. ttps://doi.org/10.1029/2019jd031892 Schuh et al. (2019). "Quantifying the impact of atmospheric transport uncertainty on CO2 surface flux estimates." Global Biogeochem. Cycles 33, 484–500. https://doi.org/10.1029/2018GB006086 Lee et al. (2018). "The impact of spatiotemporal variability in atmospheric CO2 concentration on global terrestrial carbon fluxes." Biogeosci. 15, 5635–5652. https://doi.org/10.5194/bg-15-5635-2018 Eldering et al. (2017). "The Orbiting Carbon Observatory-2 early science investigations of regional carbon dioxide fluxes." Science 358, eaam5745. https://doi.org/10.1126/science.aam5745 Weir et al. (2013b). "A potential implicit particle smoother for high-dimensional systems." Nonlin. Processes Geophys. 20, 1047–1060. https://doi.org/10.5194/npg-20-1047-2013 Weir et al. (2013a). "Implicit estimation of ecological model parameters." Bull. Math. Biol. 75, 223–257. https://doi.org/10.1007/s11538-012-9801-6 Weir et al. (2011). "A vortex force analysis of the interaction of rip currents and surface gravity waves." J. Geophys. Res.: Oceans 116, C05001. https://doi.org/10.1029/2010JC006232 |
