GC112
Sustainable Agriculture and Climate Change: Monitoring and Modeling the Soil Organic Carbon and Greenhouse Gas Emissions of Agroecosystems I

Wednesday, 16 December 2020: 04:00-05:00
Virtual
Primary Convener:  Bin Peng, University of Illinois at Urbana Champaign, Department of Natural Resources and Environmental Sciences and National Center for Supercomputing Applications, Urbana, IL, United States
Conveners:  Zhenong Jin, University of Minnesota-Twin Cities, Department of Bioproducts and Biosystems Engineering, Saint Paul, MN, United States, Jinyun Tang, Lawrence Berkeley Natl Lab, Berkeley, CA, United States and Kaiyu Guan, University of Illinois at Urbana Champaign, College of Agricultural, Consumer and Environmental Sciences, Urbana, IL, United States
Primary Liaison:  Jinyun Tang, Lawrence Berkeley Natl Lab, Berkeley, CA, United States
Chairs:  Bin Peng, University of Illinois at Urbana Champaign, National Center for Supercomputing Applications, Urbana, IL, United States, Zhenong Jin, University of Minnesota-Twin Cities, Department of Bioproducts and Biosystems Engineering, Saint Paul, MN, United States, Jinyun Tang, Lawrence Berkeley Natl Lab, Berkeley, CA, United States and Kaiyu Guan, University of Illinois at Urbana Champaign, College of Agricultural, Consumer and Environmental Sciences, Urbana, IL, United States
OSPA Liaison:  Bin Peng, University of Illinois at Urbana Champaign, National Center for Supercomputing Applications, Urbana, IL, United States
04:00
Cutting the Gordian Knot – Reliable, low-cost quantification of CO2 removal and GHG mitigation in agricultural soils (Invited) (746989)
Keith Paustian1, Yao Zhang2, Mark Easter3 and Amy Swan3, (1)Colorado State University, Dept. Soil and Crop Sciences, Fort Collins, CO, United States, (2)Colorado State Univ, Natural Resource Ecology Laboratory, Fort Collins, CO, United States, (3)Colorado State University, Natural Resource Ecology Laboratory, Fort Collins, CO, United States
04:04
Developing a New Geospatial Approach for Rangeland Carbon Monitoring (669329)
Charlotte Rivard1, Jonathan Sanderman1, Jennifer Watts1, Stephanie A Ewing2, Kendall Wojcik2 and Morgan McLeod3, (1)Woods Hole Research Center, Falmouth, MA, United States, (2)Montana State University, Department of Land Resources and Environmental Sciences, Bozeman, MT, United States, (3)MPG Ranch, Florence, MT, United States
04:08
Quantifying N2O emission hotspots and mitigation potential for individual fields in the US Corn Belt with a metamodeling approach (734768)
Taegon Kim1, Zhenong Jin2, Yufeng Yang3, Wang Zhou4, Kaiyu Guan5 and Timothy M. Smith2, (1)University of Minnesota Twin Cities, Department of Bioproducts and Biosystems Engineering, Saint Paul, MN, United States, (2)University of Minnesota-Twin Cities, Department of Bioproducts and Biosystems Engineering, Saint Paul, MN, United States, (3)University of Minnesota Twin Cities, Department of Bioproducts and Biosystems Engineering, Minneapolis, MN, United States, (4)University of Illinois at Urbana Champaign, Department of Natural Resources and Environmental Sciences, Urbana, IL, United States, (5)University of Illinois at Urbana Champaign, College of Agricultural, Consumer and Environmental Sciences, Urbana, IL, United States
04:12
Assessing long-term impacts of cover crops on soil carbon sequestration and crop yield in the U.S. Midwestern agroecosystems (683153)
Ziqi Qin, University of Illinois at Urbana-Champaign, Champaign, IL, United States, Kaiyu Guan, University of Illinois at Urbana Champaign, College of Agricultural, Consumer and Environmental Sciences, Urbana, IL, United States, Wang Zhou, University of Illinois at Urbana Champaign, Department of Natural Resources and Environmental Sciences, Urbana, IL, United States, Bin Peng, University of Illinois at Urbana Champaign, National Center for Supercomputing Applications, Urbana, IL, United States, Zhenong Jin, University of Minnesota-Twin Cities, Department of Bioproducts and Biosystems Engineering, Saint Paul, MN, United States, Jinyun Tang, Lawrence Berkeley Natl Lab, Berkeley, CA, United States, Lowell Gentry, Department of Natural Resources and Environmental Sciences, University of Illinois, Urbana, United States, Robert F Grant, University of Alberta, Department of Renewable Resources, Edmonton, AB, Canada, Andrew J. Margenot, University of Illinois at Urbana Champaign, Urbana, IL, United States and Maria Villamil, University of Illinois at Urbana Champaign, Natural Resource and Environmental Science, Urbana, IL, United States
04:16
Adaptive multi-paddock grazing management increases soil carbon and nitrogen stocks in southeastern U.S. (696203)
Samantha Mosier, Michigan State University, East Lansing, MI, United States and M Francesca Cotrufo, University of Lancaster, Lancaster, United Kingdom
04:20
A Mechanistic Model to Separate And Quantify Key Processes Controlling N2O Flux From Agriculture Soils (718052)
Zhifeng Yan, Tianjin University, Institute of Surface-Earth System Science, Tianjin, China, Baoxuan Chang, Tianjin univeristy, Tianjin, China and Hui Wang, Tianjin University, Tianjin, China
04:24
Transformative management approaches for grasslands (731054)
Nuria Gomez-Casanovas1, Elena Blanc-Betes2, Caitlin Moore3, Carl Bernacchi4, Ilsa B Kantola1, Elizabeth Boughton5, Peter Byck6, Daniel S Hong1 and Evan H DeLucia7, (1)University of Illinois at Urbana Champaign, Institute for Sustainability, Energy, and Environment, Urbana, IL, United States, (2)University of Illinois at Urbana-Champaign, Institute for Sustainability, Energy, and Environment, Urbana, IL, United States, (3)University of Illinois at Urbana Champaign, Urbana, IL, United States, (4)University of Illinois at Urbana-Champaign, Department of Plant Biology, Urbana, IL, United States, (5)Buck Island Ranch, Archbold Biological Station, Lake Placid, DC, United States, (6)Arizona State University, Walter Cronkite School of Journalism and Mass Communications, Phoenix, AZ, United States, (7)University of Illinois at Urbana-Champaign, Center for Bioenergy and Bioproducts Innovation; Institute for Sustainability, Energy, and Environment; Department of Plant Biology; Carl R. Woese Institute for Genomic Biology, Urbana, IL, United States
04:28
Fusing earth observations and modelling to assess the carbon budget of managed grasslands (733811)
Vasileios Myrgiotis, University of Edinburgh, School of GeoSciences, Edinburgh, EH9, United Kingdom and Mathew Williams, University of Edinburgh, School of GeoSciences, Edinburgh, United Kingdom
04:32
The Potential of Different Cover Crop Systems in Mitigating Agricultural Greenhouse Gas Emissions (711030)
Yanyu Wang1, Eri Saikawa1, Alexander Avramov2, Samuel Peters3, Jill Mullican4 and Nicholas Hill4, (1)Emory University, Environmental Sciences, Atlanta, GA, United States, (2)MIT, Cambridge, MA, United States, (3)Emory University, Environmental Health, Atlanta, GA, United States, (4)University of Georgia, Crop & Soil Sciences, Athens, United States
04:36
Discussion