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Itziar Irakulis-Loitxate, Luis Guanter, Yin-Nian Liu, Daniel J. Varon, Joannes D. Maasakkers, Yuzhong Zhang, Apisada Chulakadabba, Steven C. Wofsy, Andrew K. Thorpe, Riley M. Duren, Christian Frankenberg, David R. Lyon, Benjamin Hmiel, Daniel H. Cusworth, Yongguang Zhang, Karl Segl, Javier Gorroño, Elena Sánchez-García, Melissa P. Sulprizio, Kaiqin Cao, Haijian Zhu, Jian Liang, Xun Li, Ilse Aben, and Daniel J. Jacob. 2021. “Satellite-Based Survey of Extreme Methane Emissions in the Permian Basin”. Science Advances, 7, 27
Itziar Irakulis-Loitxate, Luis Guanter, Yin-Nian Liu, Daniel J. Varon, Joannes D. Maasakkers, Yuzhong Zhang, Apisada Chulakadabba, Steven C. Wofsy, Andrew K. Thorpe, Riley M. Duren, Christian Frankenberg, David R. Lyon, Benjamin Hmiel, Daniel H. Cusworth, Yongguang Zhang, Karl Segl, Javier Gorroño, Elena Sánchez-García, Melissa P. Sulprizio, Kaiqin Cao, Haijian Zhu, Jian Liang, Xun Li, Ilse Aben, and Daniel J. Jacob. 2021. “Satellite-Based Survey of Extreme Methane Emissions in the Permian Basin”. Science Advances, 7, 27
Industrial emissions play a major role in the global methane budget. The Permian basin is thought to be responsible for almost half of the methane emissions from all U.S. oil- and gas-producing regions, but little is known about individual contributors, a...
Junjie Liu, Latha Baskaran, Kevin Bowman, David Schimel, A. Anthony Bloom, Nicholas C. Parazoo, Tomohiro Oda, Dustin Carroll, Dimitris Menemenlis, Joanna Joiner, Roisin Commane, Bruce Daube, Lucianna V. Gatti, Kathryn McKain10, John Miller, Britton B. Stephens, Colm Sweeney, and Steven Wofsy. 2021. “Carbon Monitoring System Flux Net Biosphere Exchange 2020 (CMS-Flux NBE 2020)”. Earth System Science, 13, 2, Pp. 299–330
Junjie Liu, Latha Baskaran, Kevin Bowman, David Schimel, A. Anthony Bloom, Nicholas C. Parazoo, Tomohiro Oda, Dustin Carroll, Dimitris Menemenlis, Joanna Joiner, Roisin Commane, Bruce Daube, Lucianna V. Gatti, Kathryn McKain10, John Miller, Britton B. Stephens, Colm Sweeney, and Steven Wofsy. 2021. “Carbon Monitoring System Flux Net Biosphere Exchange 2020 (CMS-Flux NBE 2020)”. Earth System Science, 13, 2, Pp. 299–330
Here we present a global and regionally resolved terrestrial net biosphere exchange (NBE) dataset with corresponding uncertainties between 2010–2018: Carbon Monitoring System Flux Net Biosphere Exchange 2020 (CMS-Flux NBE 2020). It is estimated using the...
Yenny Gonzalez, Róisín Commane, Ethan Manninen, Bruce C. Daube, Luke D. Schiferl, J. Barry McManus, Kathryn McKain, Eric J. Hintsa, James W. Elkins, Stephen A. Montzka, Colm Sweeney, Fred Moore, Jose L. Jimenez, Pedro Campuzano Jost, Thomas B. Ryerson, Ilann Bourgeois, Jeff Peischl, Chelsea R. Thompson, Eric Ray, Paul O. Wennberg, John Crounse, Michelle Kim, Hannah M. Allen, Paul A. Newman, Britton B. Stephens, Eric C. Apel, Rebecca S. Hornbrook, Benjamin A. Nault, Eric Morgan, and Steven C. Wofsy. 2021. “Impact of Stratospheric Air and Surface Emissions on Tropospheric Nitrous Oxide During ATom”. Atmospheric Chemistry and Physics, 21, 14, Pp. 11113-32
Yenny Gonzalez, Róisín Commane, Ethan Manninen, Bruce C. Daube, Luke D. Schiferl, J. Barry McManus, Kathryn McKain, Eric J. Hintsa, James W. Elkins, Stephen A. Montzka, Colm Sweeney, Fred Moore, Jose L. Jimenez, Pedro Campuzano Jost, Thomas B. Ryerson, Ilann Bourgeois, Jeff Peischl, Chelsea R. Thompson, Eric Ray, Paul O. Wennberg, John Crounse, Michelle Kim, Hannah M. Allen, Paul A. Newman, Britton B. Stephens, Eric C. Apel, Rebecca S. Hornbrook, Benjamin A. Nault, Eric Morgan, and Steven C. Wofsy. 2021. “Impact of Stratospheric Air and Surface Emissions on Tropospheric Nitrous Oxide During ATom”. Atmospheric Chemistry and Physics, 21, 14, Pp. 11113-32
We measured the global distribution of tropospheric N2O mixing ratios during the NASA airborne Atmospheric Tomography (ATom) mission. ATom measured concentrations of ∼ 300 gas species and aerosol properties in 647 vertical profiles spanning the Pacific...
T. Foken, W. Babel, J. W. Munger, T. Gronholm, T. Vesala, and A. Knohl. 2021. “Selected Breakpoints of Net Forest Carbon Uptake at Four Eddy-Covariance Sites”. Tellus Series B-Chemical and Physical Meteorology, 73, 1, Pp. 1-12
T. Foken, W. Babel, J. W. Munger, T. Gronholm, T. Vesala, and A. Knohl. 2021. “Selected Breakpoints of Net Forest Carbon Uptake at Four Eddy-Covariance Sites”. Tellus Series B-Chemical and Physical Meteorology, 73, 1, Pp. 1-12
Extensive studies are available that analyse time series of carbon dioxide and water flux measurements of FLUXNET sites over many years and link these results to climate change such as changes in atmospheric carbon dioxide concentration, air temperature...
C. Floerchinger, P. B. Shepson, K. Hajny, B. C. Daube, B. H. Stirm, C. Sweeney, and S. C. Wofsy. 2021. “Relative Flux Measurements of Biogenic and Natural Gas-Derived Methane for Seven US Cities”. Elementa-Science of the Anthropocene, 9, 1, Pp. 000119
C. Floerchinger, P. B. Shepson, K. Hajny, B. C. Daube, B. H. Stirm, C. Sweeney, and S. C. Wofsy. 2021. “Relative Flux Measurements of Biogenic and Natural Gas-Derived Methane for Seven US Cities”. Elementa-Science of the Anthropocene, 9, 1, Pp. 000119
Using the Purdue University Airborne Laboratory for Atmospheric Research, we measured concentrations of methane and ethane emanating from seven U.S. cities (New York, NY, Philadelphia, PA, Washington, D.C./Baltimore, MD, Boston, MA, Chicago, IL, Richmond...
L. D’Orangeville, M. Itter, D. Kneeshaw, J. W. Munger, A. D. Richardson, J. M. Dyer, D. A. Orwig, Y. Pan, and N. Pederson. 2021. “Peak Radial Growth of Diffuse-Porous Species Occurs During Periods of Lower Water Availability Than for Ring-Porous and Coniferous Trees”. Publisher, Volume, issueNumber, Pp. pageNBumber
L. D’Orangeville, M. Itter, D. Kneeshaw, J. W. Munger, A. D. Richardson, J. M. Dyer, D. A. Orwig, Y. Pan, and N. Pederson. 2021. “Peak Radial Growth of Diffuse-Porous Species Occurs During Periods of Lower Water Availability Than for Ring-Porous and Coniferous Trees”. Publisher, Volume, issueNumber, Pp. pageNBumber
Climate models project warmer summer temperatures will increase the frequency and heat severity of droughts in temperate forests of Eastern North America. Hotter droughts are increasingly documented to affect tree growth and forest dynamics, with critical...
Housen Chu, Xiangzhong Luo, Zutao Ouyang, W. Stephen Chan, Sigrid Dengel, Sébastien C. Biraud, Margaret S. Torn, Stefan Metzger, Jitendra Kumar, M. Altaf Arain, Tim J. Arkebauer, Dennis Baldocchi, Carl Bernacchi, Dave Billesbach, T. Andrew Black, Peter D. Blanken, Gil Bohrer, Rosvel Bracho, Shannon Brown, Nathaniel A. Brunsell, Jiquan Chen, Xingyuan Chen, Kenneth Clark, Ankur R. Desai, Tomer Duman, David Durden, Silvano Fares, Inke Forbrich, John A. Gamon, Christopher M. Gough, Timothy Griffis, Manuel Helbig, David Hollinger, Elyn Humphreys, Hiroki Ikawa, Hiroki Iwata, Yang Ju, John F. Knowles, Sara H. Knox, Hideki Kobayashi, Thomas Kolb, Beverly Law, Xuhui Lee, Marcy Litvak, Heping Liu, J. William Munger, Asko Noormets, Kim Novick, Steven F. Oberbauer, Walter Oechel, Patty Oikawa, Shirley A. Papuga, Elise Pendall, Prajaya Prajapati, John Prueger, William Quinton, Andrew D. Richardson, Eric S. Russell, Russell L. Scott, Gregory Starr, Ralf Staebler, Paul C. Stoy, Ellen Stuart-Haëntjens, Oliver Sonnentag, Ryan C. Sullivan, Andy Suyker, Masahito Ueyama, Rodrigo Vargas, Jeffrey D. Wood, and Donatella Zona. 2021. “Representativeness of Eddy-Covariance Flux Footprints for Areas Surrounding AmeriFlux Sites”. Agricultural and Forest Meteorology, 301
Housen Chu, Xiangzhong Luo, Zutao Ouyang, W. Stephen Chan, Sigrid Dengel, Sébastien C. Biraud, Margaret S. Torn, Stefan Metzger, Jitendra Kumar, M. Altaf Arain, Tim J. Arkebauer, Dennis Baldocchi, Carl Bernacchi, Dave Billesbach, T. Andrew Black, Peter D. Blanken, Gil Bohrer, Rosvel Bracho, Shannon Brown, Nathaniel A. Brunsell, Jiquan Chen, Xingyuan Chen, Kenneth Clark, Ankur R. Desai, Tomer Duman, David Durden, Silvano Fares, Inke Forbrich, John A. Gamon, Christopher M. Gough, Timothy Griffis, Manuel Helbig, David Hollinger, Elyn Humphreys, Hiroki Ikawa, Hiroki Iwata, Yang Ju, John F. Knowles, Sara H. Knox, Hideki Kobayashi, Thomas Kolb, Beverly Law, Xuhui Lee, Marcy Litvak, Heping Liu, J. William Munger, Asko Noormets, Kim Novick, Steven F. Oberbauer, Walter Oechel, Patty Oikawa, Shirley A. Papuga, Elise Pendall, Prajaya Prajapati, John Prueger, William Quinton, Andrew D. Richardson, Eric S. Russell, Russell L. Scott, Gregory Starr, Ralf Staebler, Paul C. Stoy, Ellen Stuart-Haëntjens, Oliver Sonnentag, Ryan C. Sullivan, Andy Suyker, Masahito Ueyama, Rodrigo Vargas, Jeffrey D. Wood, and Donatella Zona. 2021. “Representativeness of Eddy-Covariance Flux Footprints for Areas Surrounding AmeriFlux Sites”. Agricultural and Forest Meteorology, 301
Large datasets of greenhouse gas and energy surface-atmosphere fluxes measured with the eddy-covariance technique (e.g., FLUXNET2015, AmeriFlux BASE) are widely used to benchmark models and remote-sensing products. This study addresses one of the major...
N. Bautista, B. D. V. Marino, and J. W. Munger. 2021. “Science to Commerce: A Commercial-Scale Protocol for Carbon Trading Applied to a 28-Year Record of Forest Carbon Monitoring at the Harvard Forest”. Land, 10, 2, Pp. 163
N. Bautista, B. D. V. Marino, and J. W. Munger. 2021. “Science to Commerce: A Commercial-Scale Protocol for Carbon Trading Applied to a 28-Year Record of Forest Carbon Monitoring at the Harvard Forest”. Land, 10, 2, Pp. 163
Forest carbon sequestration offset protocols have been employed for more than 20 years with limited success in slowing deforestation and increasing forest carbon trading volume. Direct measurement of forest carbon flux improves quantification for trading...
Kelvin H. Bates, Daniel J. Jacob, Siyuan Wang, Rebecca S. Hornbrook, Eric C. Apel, Michelle J. Kim, Dylan B. Millet, Kelley C. Wells, Xin Chen, Jared F. Brewer, Eric A. Ray, Róisín Commane, Glenn S. Diskin, and Steven C. Wofsy. 2021. “The Global Budget of Atmospheric Methanol: New Constraints on Secondary, Oceanic, and Terrestrial Sources”. Publisher, 126, 4, Pp. e2020JD033439
Kelvin H. Bates, Daniel J. Jacob, Siyuan Wang, Rebecca S. Hornbrook, Eric C. Apel, Michelle J. Kim, Dylan B. Millet, Kelley C. Wells, Xin Chen, Jared F. Brewer, Eric A. Ray, Róisín Commane, Glenn S. Diskin, and Steven C. Wofsy. 2021. “The Global Budget of Atmospheric Methanol: New Constraints on Secondary, Oceanic, and Terrestrial Sources”. Publisher, 126, 4, Pp. e2020JD033439
Methanol is the second-most abundant organic gas in the remote atmosphere after methane, but its sources are poorly understood. Here, we report a global budget of methanol constrained by observations from the ATom aircraft campaign as implemented in the...
E. J. Larson, L. D. Schiferl, R. Commane, J. W. Munger, A. T. Trugman, T. Ise, E. S. Euskirchen, S. Wofsy, and P. M. Moorcroft. 2021. “The Changing Carbon Balance of Tundra Ecosystems: Results from a Vertically-Resolved Peatland Biosphere Model”. Environmental Research Letters, 17, 1, Pp. 014019
E. J. Larson, L. D. Schiferl, R. Commane, J. W. Munger, A. T. Trugman, T. Ise, E. S. Euskirchen, S. Wofsy, and P. M. Moorcroft. 2021. “The Changing Carbon Balance of Tundra Ecosystems: Results from a Vertically-Resolved Peatland Biosphere Model”. Environmental Research Letters, 17, 1, Pp. 014019
An estimated 1700 Pg of carbon is frozen in the Arctic permafrost and the fate of this carbon is unclear because of the complex interaction of biophysical, ecological and biogeochemical processes that govern the Arctic carbon budget. Two key processes...
Benjamin Birner, Martyn P. Chipperfield, Eric J. Morgan, Britton B. Stephens, Marianna Linz, Wuhu Feng, Chris Wilson, Jonathan D. Bent, Steven C. Wofsy, Jeffrey Severinghaus, and Ralph F. Keeling. 2020. “Gravitational Separation of Ar N-2 and Age of Air in the Lowermost Stratosphere in Airborne Observations and a Chemical Transport Model”. Atmospheric Chemistry and Physics, 20, 21, Pp. 12391–12408
Benjamin Birner, Martyn P. Chipperfield, Eric J. Morgan, Britton B. Stephens, Marianna Linz, Wuhu Feng, Chris Wilson, Jonathan D. Bent, Steven C. Wofsy, Jeffrey Severinghaus, and Ralph F. Keeling. 2020. “Gravitational Separation of Ar N-2 and Age of Air in the Lowermost Stratosphere in Airborne Observations and a Chemical Transport Model”. Atmospheric Chemistry and Physics, 20, 21, Pp. 12391–12408
Accurate simulation of atmospheric circulation, particularly in the lower stratosphere, is challenging due to unresolved wave–mean flow interactions and limited high-resolution observations for validation. Gravity-induced pressure gradients lead to a...
Ilann Bourgeois, Jeff Peischl, Chelsea R. Thompson, Kenneth C. Aikin, Teresa Campos, Hannah Clark, Róisín Commane, Bruce Daube, Glenn W. Diskin, James W. Elkins, Ru-Shan Gao, Audrey Gaudel, Eric J. Hintsa, Bryan J. Johnson, Rigel Kivi, Kathryn McKain, Fred L. Moore, David D. Parrish, Richard Querel, Eric Ray, Ricardo Sánchez, Colm Sweeney, David W. Tarasick, Anne M. Thompson, Valérie Thouret, Jacquelyn C. Witte, Steve C. Wofsy, and Thomas B. Ryerson. 2020. “Global-Scale Distribution of Ozone in the Remote Troposphere from the ATom and HIPPO Airborne Field Missions”. Atmospheric Chemistry and Physics, 20, 17, Pp. 10611-35
Ilann Bourgeois, Jeff Peischl, Chelsea R. Thompson, Kenneth C. Aikin, Teresa Campos, Hannah Clark, Róisín Commane, Bruce Daube, Glenn W. Diskin, James W. Elkins, Ru-Shan Gao, Audrey Gaudel, Eric J. Hintsa, Bryan J. Johnson, Rigel Kivi, Kathryn McKain, Fred L. Moore, David D. Parrish, Richard Querel, Eric Ray, Ricardo Sánchez, Colm Sweeney, David W. Tarasick, Anne M. Thompson, Valérie Thouret, Jacquelyn C. Witte, Steve C. Wofsy, and Thomas B. Ryerson. 2020. “Global-Scale Distribution of Ozone in the Remote Troposphere from the ATom and HIPPO Airborne Field Missions”. Atmospheric Chemistry and Physics, 20, 17, Pp. 10611-35
Ozone is a key constituent of the troposphere, where it drives photochemical processes, impacts air quality, and acts as a climate forcer. Large-scale in situ observations of ozone commensurate with the grid resolution of current Earth system models are...