B103
Soils in the Anthropocene: Mechanisms of Stabilization and Change I

Tuesday, 15 December 2020: 16:00-17:00
Virtual
Primary Convener:  Katerina Georgiou, University of California Berkeley, Berkeley, CA, United States
Conveners:  Katerina Georgiou1, Xiaoqin Wu2, Amrita Bhattacharyya2 and Kate Lajtha3, (1)University of California Berkeley, Berkeley, CA, United States(2)Lawrence Berkeley National Laboratory, Berkeley, CA, United States(3)Oregon State University, Corvallis, OR, United States
Primary Liaison:  Katerina Georgiou, University of California Berkeley, Berkeley, CA, United States
Chairs:  Katerina Georgiou, University of California Berkeley, Berkeley, CA, United States and Xiaoqin Wu, Lawrence Berkeley National Laboratory, Berkeley, CA, United States
OSPA Liaison:  Xiaoqin Wu, Lawrence Berkeley National Laboratory, Berkeley, CA, United States
16:00
B103-01
Linking soil organic matter stabilization with mineral surface binding, aggregation, and microbial metabolism (Invited) (761127)
Rota Wagai, Nat. Inst. Agro-Environ Sci, Tsukuba-City, Ibarag, Japan, Masako Kajiura, National Agriculture and Food Research Organization, Institute for Agro-Environmental Sciences, Tsukuba, Japan, Maki Asano, University of Tsukuba, Faculty of Life and Environmental Sciences, Tsukuba, Japan and Yudzuru Inoue, Nagasaki Institute of Applied Science, Nagasaki, Japan
16:04
B103-02
Resolving the spatial arrangement governing soil organic matter dynamics at the microscale based on NanoSIMS analysis (757244)
Steffen Schweizer1, Luis Fernando Almeida2, Thiago Inagaki3, Rota Wagai4, Tara Webster5 and Carmen Hoeschen1, (1)Technical University of Munich, Munich, Germany, (2)UFV Federal University of Vicosa, Vicosa, Brazil, (3)Technical University of Munich, Freising, Germany, (4)Nat. Inst. Agro-Environ Sci, Tsukuba-City, Ibarag, Japan, (5)University of Colorado Boulder, Cooperative Institute for Research in Environmental Sciences, Boulder, CO, United States
16:08
B103-03
Molecular Composition of Microbial Derived Necromass in Soil (758736)
Kirsten S. Hofmockel, Sheryl L Bell, Chris P Kasanke, Sarah Leichty and Qian Zhao, Pacific Northwest National Laboratory, Richland, WA, United States
16:12
B103-04
Microbial responses to recurring wet and dry cycles in a tropical Ultisol (704395)
Stephany Soledad Chacon1, Aizah Khurram2, Lee Dietterich3, Daniela F Cusack3,4 and Nicholas Bouskill1, (1)Lawrence Berkeley National Laboratory, Climate and Ecosystem Sciences, Berkeley, CA, United States, (2)Earth and Environment Sciences Area, Lawrence Berkeley National Laboratory, Berkeley, CA, United States, (3)Colorado State University, Department of Ecosystem Science and Sustainability, Fort Collins, CO, United States, (4)Smithsonian Tropical Research Institute, Balboa, Panama
16:16
B103-05
Radiocarbon signatures across three decades reveal changing Soil Organic Carbon turnover times in a hurricane-impacted tropical forest (739880)
Allegra Mayer1,2, Karis J McFarlane3 and Whendee L Silver1, (1)University of California Berkeley, Department of Environmental Science, Policy, and Management, Berkeley, CA, United States, (2)Lawrence Livermore National Laboratory, Livermore, CA, United States, (3)Lawrence Livermore National Laboratory, Physical and Life Sciences Directorate, Livermore, CA, United States
16:20
B103-06
Mechanistic interactions of phenolic contaminants and dissolved organic matter with manganese oxides (Invited) (707624)
Matthew Ginder-Vogel, University of Wisconsin Madison, Environmental Chemistry and Technology, Madison, WI, United States, Christina Remucal, University of Wisconsin Madison, Civil and Environmental Engineering, Madison, United States and Emma Leverich Trainer, University of Wisconsin Madison, Environmental Chemistry and Technology, Madison, United States
16:24
B103-07
Linked Iron, Sulfur, and Carbon Biogeochemical Cycling in Hydrologically Dynamic, Riparian Wetland Sediments (Invited) (749724)
Cara M Santelli, University of Minnesota Twin Cities, Minneapolis, MN, United States, G. H. Crystal Ng, University of Minnesota, Twin Cities, Department of Earth Science, Minneapolis, MN, United States, Shreya Srivastava, University of Minnesota Twin Cities, Earth and Environmental Sciences, Minneapolis, United States, Joshua M Torgeson, Pacific Northwest National Laboratory, Richland, United States, Aubrey Dunshee, University of Minnesota, Minneapolis, MN, United States, Carla E Rosenfeld, Carnegie Museum of Natural History, Pittsburgh, United States, Daniel I Kaplan, Savannah River National Lab, Aiken, SC, United States, Ken M Kemner, Argonne Natl Lab, Argonne, IL, United States, Maxim Boyanov, Argonne National Laboratory, Argonne, IL, United States, Edward J O'Loughlin, Argonne Natl Lab--Biosciences, Argonne, IL, United States and Pamela Weisenhorn, Argonne National Laboratory, Argonne, United States
16:28
B103-08
Molecular biogeochemistry of soil organic matter after twenty years of litter additions and exclusions in a coniferous old-growth forest (672182)
Myrna J Simpson1, Kate Lajtha2, Ricky Chiu3, Derek Pierson4, Maryam Tabatabaei Anaraki3, Ren Ye3 and Lori vandenEnden5, (1)University of Toronto, Environmental Chemistry, Toronto, ON, Canada, (2)Oregon State University, Corvallis, OR, United States, (3)University of Toronto, Toronto, Canada, (4)Oregon State University, Corvalis, OR, United States, (5)University of Toronto, Toronto, ON, Canada
16:32
Discussion
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