RO-001 — 10:00 – 10:15

A FULLY-COUPLED GLOBAL HG ISOTOPE BOX MODEL

Authors: SUN, Ruoyu 1 ; SONKE, Jeroen 2 ; AMOS, Helen 3 ; JISKRA, Martin 2 ; ZHANG, Yanxu 4 ; SUNDERLAND, Elsie 5 ;
(1) Institute of Surface-Earth System Science, Tianjin University, Tianjin, China; (2) Observatoire Midi-Pyrénées, Laboratoire Géosciences Environnement Toulouse, Toulouse, France; (3) School of Public Health, Department of Environmental Health, Harvard University, Massachusetts, USA; (4) John A. Paulson School of Engineering and Applied Sciences, Harvard University, Massachusetts, USA; (5) School of Engineering and Applied Sciences, Harvard University, Massachusetts, USA

RO-002 — 10:15 – 10:30

THE MYSTERIOUS MASS-INDEPENDENT FRACTIONATION OF EVEN MERCURY ISOTOPES

Authors: CHEN, Jiubin 1 ; CAI, Hongming 1 ;
(1) Institute of Geochemistry, Chinese Academy of Sciences, Guiyang, China

RO-003 — 10:30 – 10:45

ISOTOPIC FRACTIONATION OF HG DURING GAS-PHASE OXIDATION CAUSED BY CL•, BR•, HO•, O3 AND PHOTO-EXCITATION IN AIR

Authors: SUN, Guangyi 1 ; SOMMAR, Jonas 1 ; LIN, Che-Jen 2 ; LI, Kai 1 ; YUAN, Wei 1 ; FU, Xuewu 1 ; FENG, Xinbin 1 ;
(1) State Key Laboratory of Environmental Geochemistry, Institute of Geochemistry, Chinese Academy of Sciences, Guiyang, China; (2) Center for Advances in Water and Air Quality, Lamar University, Beaumont, USA

RO-004 — 10:45 – 11:00

HISTORIC CHANGE IN MERCURY SOURCES AND CYCLING RECONSTRUCTED FROM ISOTOPIC RECORDS IN A GLOBALLY DISTRIBUTED SUITE OF LAKE SEDIMENT CORES

Authors: ENGSTROM, Daniel 1 ; FITZGERALD, William 2 ; HURLEY, James 3 ; JANSSEN, Sarah 3 ; KRABBENHOFT, David 4 ; LEPAK, Ryan 3 ; NAGORSKI, Sonia 5 ; YIN, Runsheng 6 ; ZHU, Chuanwei 3 ;
(1) St. Croix Watershed Research Station, Science Museum of Minnesota, Marine on St. Croix, MN, USA; (2) Department of Marine Sciences, University of Connecticut, Groton, CT, USA; (3) Environmental Chemistry and Technology Program, University of Wisconsin–Madison, Madison, WI, USA; (4) Wisconsin Water Science Center, U.S. Geological Survey, Middleton, WI, USA; (5) Environmental Science Program, University of Alaska Southeast, Juneau, AK, USA; (6) Institute of Geochemistry, Chinese Academy of Sciences, Guiyang, China

RO-005 — 11:00 – 11:15

EFFECTS OF CHINESE INDUSTRIALIZATION AND ECONOMIC GROWTH ON MERCURY INPUTS TO MARGINAL SEA SEDIMENTS: INSIGHTS FROM MERCURY STABLE ISOTOPES

Authors: YIN, Runsheng 1 ; GUO, Zhigang 2 ; HURLEY, James 3 ; LEPAK, Ryan 3 ; HU, Limin 4 ; LIU, Wenchuan 2 ; LIN, Tian 5 ; FENG, Xinbin 5 ; LI, Xiangdong 6 ;
(1) State Key Laboratory of Ore Deposit Geochemistry, Institute of Geochemistry, Chinese Academy of Sciences;Environmental Chemistry and Technology Program, University of Wisconsin-Madison, Madison, WI, USA; (2) Shanghai Key Laboratory of Atmospheric Particle Pollution Prevention, Department of Environmental Science and Engineering, Fudan University, Shanghai, China; (3) Environmental Chemistry and Technology Program, University of Wisconsin-Madison, Madison, WI, USA; (4) Key Laboratory of Marine Sedimentology and Environmental Geology, First Institute of Oceanography, State Oceanic Administration, Qingdao, China; (5) State Key Laboratory of Environmental Geochemistry, Institute of Geochemistry, Chinese Academy of Sciences, Guiyang, China; (6) Department of Civil and Environmental Engineering, The Hong Kong Polytechnic University, Hung Hom, Kowloon, Hong Kong

RO-006 — 11:15 – 11:30

STABLE ISOTOPIC EVIDENCE FOR MERCURY ACCUMULATION IN THE MONTANE FORESTS IN SOUTHWEST CHINA

Authors: FENG, Xinbin 1 ; WANG, Xun 1 ; YUAN, Wei 1 ; LIN, Che-Jen 2 ; SOMMAR, Jonas 1 ; LIU, Yi 1 ; LI, Kai 1 ; ZHANG, Hua 1 ;
(1) State Key Laboratory of Environmental Geochemistry, Institute of Geochemistry, Chinese Academy of Sciences, Guiyang, Guizhou, China; (2) Center for Advances in Water and Air Quality, Lamar University, Beaumont, TX, USA

RO-007 — 11:30 – 11:45

PROVING THE FEASIBILITY OF PASSIVE SAMPLING FOR ISOTOPIC FINGERPRINTING OF ATMOSPHERIC MERCURY

Authors: BERGQUIST, Bridget 1 ; KAPLAN, Robert 1 ; MCLAGAN, David 2 ; CHANDAN, Priyanka 1 ; ZIMMERMAN, Laura 1 ; MONACI, Fabrizio 3 ; WANIA, Frank 2 ; MITCHELL, Carl 2 ; STEFFEN, Alexandra 4 ;
(1) University of Toronto, Ontario, Canada; (2) University of Toronto Scarborough, Ontario, Canada; (3) University of Siena, Siena, Italy; (4) Environment and Climate Change Canada, Toronto, Ontario, Canada

RO-008 — 11:45 – 12:00

UNDERSTANDING HG UPTAKE AND SEQUESTRATION IN THE ROOT OF HOUTTUYNIA CORDATA USING STABLE HG ISOTOPE TRACER AND HIGH ENERGY-RESOLUTION X-RAY ABSORPTION NEAR EDGE STRUCTURE SPECTROSCOPY

Authors: WANG, Jianxu 1 ; MANCEAU, Alain 2 ; DU, Buyun 3 ; XIA, Jicheng 3 ; FENG, Xinbin 3 ; YIN, Runsheng 1 ; LI, Xiangdong 1 ;
(1) Department of Civil and Environmental Engineering, The Hong Kong Polytechnic University, Hongkong, China; (2) ISTerre, Université Grenoble Alpes, Grenoble, France; (3) State Key Laboratory of Environmental Geochemistry, Institute of Geochemistry, Chinese Academy of Sciences, Guiyang, China