B115
The Bioatmospheric N Cycle: N Emissions, Transformations, Deposition, and Terrestrial and Aquatic Ecosystem Impacts II Posters

Wednesday, 16 December 2020: 04:00-20:59
Poster
Primary Convener:  Meredith Galanter Hastings, Brown University, Department of Earth, Environmental and Planetary Sciences, and Institute at Brown for Environment and Society, Providence, RI, United States
Conveners:  Stuart B Weiss, Creekside Center for Earth Observation, Menlo Park, CA, United States, Rebecca Ryals, University of California Merced, School of Natural Resources, Merced, CA, United States and Maya Almaraz, National Center for Ecological Analysis and Synthesis, Santa Barbara, CA, United States
Primary Liaison:  Stuart B Weiss, Creekside Center for Earth Observation, Menlo Park, CA, United States
Chairs:  Stuart B Weiss, Creekside Center for Earth Observation, Menlo Park, CA, United States, Rebecca Ryals, University of California Merced, School of Natural Resources, Merced, CA, United States and Maya Almaraz, Brown University, Providence, RI, United States
OSPA Liaison:  Maya Almaraz, Brown University, Providence, RI, United States
 
Spatial-temporal Analysis of Ammonia Emission Potentials in the Canadian Great Lakes (700955)
Matthew Davis, University of Toronto, Toronto, ON, Canada and Jennifer G Murphy, University of Toronto, Department of Chemistry, Toronto, ON, Canada
 
Sub-national variability in nitrogen emissions in Canada: Accounting for multiple supply-chain perspectives (714593)
Sibeal McCourt and Graham MacDonald, McGill University, Department of Geography, Montreal, QC, Canada
 
Continental and ecoregion-specific drivers of atmospheric NO2 and NH3 seasonality over Africa revealed by satellite observations (684551)
Jonathan E Hickman1, Niels Andela2, Kostas Tsigaridis3, Corinne Galy-Lacaux4, Courtney Di Vittorio5, Money Ossohou6, Enrico Dammers7, Martin van Damme8, Lieven Clarisse9 and Susanne Bauer1, (1)NASA Goddard Institute for Space Studies, New York, NY, United States, (2)Cardiff University, School of Earth and Ocean Sciences, Cardiff, United Kingdom, (3)Columbia University, New York, NY, United States, (4)University Paul Sabatier Toulouse III, Toulouse Cedex 09, France, (5)Wake Forest University, Winston-Salem, NC, United States, (6)Université Félix Houphouët-Boigny, Laboratoire de Physique de l’Atmosphère et de Mécanique des Fluides, Abidjan, Côte D'ivoire, (7)TNO, Utrecht, Netherlands, (8)Université Libre de Bruxelles, Spectroscopie de l’Atmosphère, Service de Chimie Quantique et Photophysique, Brussels, Belgium, (9)Université Libre de Bruxelles (ULB), Quantum Chemistry and Photophysics, Atmospheric Spectroscopy, Brussels, Belgium
 
Nitrogen Isotopic Fractionations during Nitric Oxide Production in an Agricultural Soil (706774)
Zhongjie Yu, University of Illinois at Urbana-Champaign, Urbana, IL, United States and Emily M. Elliott, University of Pittsburgh, Pittsburgh, PA, United States
 
Incorporating Nitrogen Stable Isotopes into Atmospheric Chemistry Models (698522)
Huan Fang, Purdue University, West Lafayette, IN, United States and Greg Michalski, Purdue University, Earth, Atmospheric & Planetary Sciences, West Lafayette, IN, United States
 
A multi-year constraint on ammonia emissions and deposition within the U.S. Corn Belt (773649)
John Baker, USDA-ARS, St. Paul, MN, United States, Cheng Hu, Nanjing University of Information Science and Technology, Yale-NUIST Center on Atmospheric Environment, Nanjing, China, Timothy J Griffis, Univ Minnesota, Saint Paul, MN, United States, Alexander Lee Frie, University of California Riverside, Environmental Sciences, Riverside, CA, United States; University of Minnesota Twin Cities, Soil, Water, and Climate, Minneapolis, MN, United States, Dylan B Millet, University of Minnesota Twin Cities, St Paul, MN, United States and Zhongjie Yu, Rutgers University, Harrison, NJ, United States
 
Atmospheric Nitrogen Deposition along an Urban-Remote Elevation Gradient in the Colorado Front Range, USA (680899)
Ruth Chaves Heindel1, Sheila F Murphy2, Deborah A Repert3, Gregory Alan Wetherbee4, Alexander Liethen4 and David W Clow5, (1)Kenyon College, Environmental Studies Program, Gambier, OH, United States, (2)USGS, Water Mission Area, Boulder, CO, United States, (3)USGS Water Mission Area, Boulder, CO, United States, (4)USGS, Water Mission Area, Denver, CO, United States, (5)USGS Colorado Water Science Center Denver, Denver, CO, United States
 
N Cycling and Retention through Plant and Soil Pools in a Bottomland Hardwood Forest with Elevated N Deposition (751990)
Ajinkya G G Deshpande1, Thomas W Boutton2, Ayumi Hyodo2 and Georgianne W Moore3, (1)Texas A&M University College Station, College Station, TX, United States, (2)Texas A&M University, Ecology and Conservation Biology, College Station, TX, United States, (3)Texas A&M University, Department of Ecosystem Science and Management, College Station, TX, United States
 
Mechanisms Controlling Nitrogen Losses in Dryland Ecosystems (756909)
Aral Combs Greene1, Erin J Hanan2, Joshua Schimel3, Emma L Aronson1 and Peter M Homyak1, (1)University of California Riverside, Riverside, CA, United States, (2)University of Nevada, Reno, Natural Resources and Environmental Sciences, Reno, NV, United States, (3)University of California Santa Barbara, Santa Barbara, CA, United States
 
Coupling field experiments with a model to quantify nitrogen trace gas emissions from desert soils (752697)
Holly Andrews and Darrel Jenerette, University of California Riverside, Riverside, CA, United States
 
Trends in Mo-, V- and Fe-only-based Biological Nitrogen Fixation across a Temperature Gradient in the Alphaproteobacterium Rhodopseudomonas palustris (675789)
Katja E. Luxem1, Aaron J Nguyen2 and Xinning Zhang1, (1)Princeton University, Dept. of Geosciences and Princeton Environmental Institute, Princeton, NJ, United States, (2)Princeton University, Princeton Environmental Institute, Princeton, United States
 
Global pattern and drivers of nitrogen saturation threshold of grassland productivity (677777)
Yunfeng Peng, IB Institute of Botany, Chinese Academy of Sciences, Beijing, China and Yuanhe Yang, Chinese Academy of Sciences, Beijing, China
 
Nitrogen limitation: which process is limited and how rapidly can processes adjust? (680636)
Shuli Niu, Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences, Beijing, China, Lei Song, Institute of Geographic Science and Natural Resources Research, Chinese Academy of Sciencese, Beijing, China, Jinsong Wang, Chinese Academy of Sciences, Beijing, China and Yiqi Luo, Department of Biological Sciences, Northern Arizona University, Flagstaff, AZ, United States
 
Natural Abundance Nitrogen and Oxygen Isotope Steady-State Box Model of the Nitrogen Cycle (760093)
Zoe Dietrich1, Scott D. Wankel2 and Donald E. Martocello III2, (1)Bowdoin College, Earth and Oceanographic Science, Brunswick, ME, United States, (2)Woods Hole Oceanographic Institution, Marine Chemistry & Geochemistry, Woods Hole, MA, United States
 
The policy “Do not let Wujiang River become polluted river”: removing fish culture make nitrogen retention rate to reduce (775325)
Qingqing Sun, Tianjin University, Tianjin, China
 
Ambient N2:Ar in surface waters: How useful for understanding dynamics of reactive N? (707312)
Wilfred M Wollheim1, Eliza Balch2, Sarah Bower3, Dan Bolster3, Andrew Robison2 and Christopher Thomas Thomas Whitney2, (1)University of New Hampshire Main Campus, Department of Natural Resources and the Environment, Durham, NH, United States, (2)University of New Hampshire Main Campus, Durham, NH, United States, (3)University of New Hampshire Main Campus, Durham, United States
 
Nitrous Oxide in the Central Bay of Bengal During Summer Monsoon (719381)
Mohammad Atif Khan, Abdur Rahman, Deepika Sahoo, Arvind Singh and Sanjeev Kumar, Physical Research Laboratory, Geosciences Division, Ahmedabad, India
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