Chairs:  Bronwen L Konecky, Cooperative Institute for Research in Environmental Sciences, Boulder, CO, United States, Max B Berkelhammer, University of Illinois at Chicago, Chicago, IL, United States, Jessica L Conroy, University of Illinois at Urbana Champaign, Urbana, IL, United States and Jessica W Moerman, Georgia Inst. of Technology, Atlanta, GA, United States 
Primary Conveners:  Jessica W Moerman, Georgia Inst. of Technology, Atlanta, GA, United States 
Co-conveners:  Jessica L Conroy, University of Illinois at Urbana Champaign, Urbana, IL, United States, Max B Berkelhammer, University of Illinois at Chicago, Chicago, IL, United States and Bronwen L Konecky, Georgia Institute of Technology Main Campus, Atlanta, GA, United States 
OSPA Liaisons:  Max B Berkelhammer, University of Illinois at Chicago, Chicago, IL, United States 
	
		
			
		
	
	
	
	
	
		
 
 
	
	
	
		
			
				Partitioning of evapotranspiration through high frequency water vapor isotopic measurement over a paddy field
			
			
			
				
					Zhongwang Wei1, Atsushi Okazaki1, Masaharu Yokoi2, Wonsik Kim3, Zhongfang Liu4 and Kei Yoshimura1, (1)Atmosphere and Ocean Research Institute University of Tokyo, Tokyo, Japan, (2)SANYO TRADING CO., LTD., Tokyo, Japan, (3)NIAES National Institute for Agro-Environmental Sciences, Tsukuba, Japan, (4)State Key Laboratory of Marine Geology Tongji University, Shanghai, China
				
			
			
			
		
	 
 
	
	
		
			
		
	
	
	
	
	
		
 
 
	
	
	
		
			
				Dynamical and Microphysical Controls on Subtropical Water Vapor Isotope Ratios: Using New Spectroscopic Measurements to Link Isotopic and Climatic Variability
			
			
			
				
					Adriana Raudzens Bailey1, Jesse M Nusbaumer1, Preston Sato2 and David C Noone1,3, (1)University of Colorado, Cooperative Institute for Research in Environmental Sciences and Dept. of Atmospheric and Oceanic Sciences, Boulder, CO, United States, (2)NOAA, Mauna Loa Observatory, Hilo, HI, United States, (3)Oregon State University, College of Earth, Ocean and Atmospheric Sciences, Corvallis, OR, United States
				
			
			
			
		
	 
 
	
	
		
			
		
	
	
	
	
	
		
 
 
	
	
	
		
			
				Comparing Stable Water Isotope Variation in Atmospheric Moisture Observed over Coastal Water and Forests
			
			
			
				
					Chun-Ta Lai1, Joshua P Rambo1, Lisa R Welp2, Kenneth Bible3 and David Y Hollinger4, (1)San Diego State University, San Diego, CA, United States, (2)Scripps Institution of Oceanography, La Jolla, CA, United States, (3)University of Washington, Seattle, School of Environmental and Forest Sciences College of the Environment, Seattle, WA, United States, (4)University of New Hampshire Main Campus, Durham, NH, United States
				
			
			
			
		
	 
 
	
	
		
			
		
	
	
	
	
	
		
 
 
	
	
	
		
			
				North American Precipitation Isotope (δ18O) Zones Revealed in Time Series Modelling across Canada and the Northern United States
			
			
			
				
					Carly J Delavau1, Kwok Pan Chun2, Tricia A Stadnyk1, S Jean Birks3 and Jeffrey M Welker4, (1)University of Manitoba, Winnipeg, MB, Canada, (2)University of Saskatchewan, Saskatoon, SK, Canada, (3)Alberta Innovates-Technology Futures, Calgary, AB, Canada, (4)University of Alaska Anchorage, Department of Biological Sciences, Anchorage, AK, United States
				
			
			
			
		
	 
 
	
	
		
			
		
	
	
	
	
	
		
 
 
	
	
	
		
			
				Stable Isotope Values of the Mesoamerican Monsoon: δ18O and δ2H Values Reveal Climate Controls on Summer Rainfall Amount
			
			
			
				
					J P Bernal1, Matthew S Lachniet2, Laura Rosales Lagarde3, Pedro Morales Puente4 and Edith Cienfuegos4, (1)Universidad Nacional Autonoma de Mexico, Centro de Geociencias, Queretaro, Mexico, (2)UNLV-Geosciences, Las Vegas, NV, United States, (3)UNLV, Las Vegas, NV, United States, (4)Universidad Nacional Autonoma de Mexico, Instituto de Geología, Mexico City, Mexico
				
			
			
			
		
	 
 
	
	
		
			
		
	
	
	
	
	
		
 
 
	
	
	
		
			
				Paired Vapor-Precipitation Isotope Data from Manus, Papua New Guinea
			
			
			
				
					Jessica L Conroy, University of Illinois at Urbana Champaign, Urbana, IL, United States, David C Noone, Dept Atmospheric & Oceanic Sci, Boulder, CO, United States, Kim M Cobb, EAS Georgia Tech, Atlanta, GA, United States, Jessica W Moerman, Georgia Inst. of Technology, Atlanta, GA, United States and Bronwen L Konecky, Georgia Institute of Technology Main Campus, Atlanta, GA, United States
				
			
			
			
		
	 
 
	
	
		
			
		
	
	
	
	
	
		
 
 
	
	
	
		
			
				ENSO and Indo-Pacific Water Isotopes: Observations, Modeling, and Implications for Proxy Reconstructions
			
			
			
				
					Bronwen L Konecky, Georgia Institute of Technology Main Campus, Atlanta, GA, United States, David C Noone, Dept Atmospheric & Oceanic Sci, Boulder, CO, United States, Jesse M Nusbaumer, University of Colorado at Boulder, Atmospheric and Oceanic Sciences, Boulder, CO, United States and Kim M Cobb, EAS Georgia Tech, Atlanta, GA, United States
				
			
			
			
		
	 
 
	
	
		
			
		
	
	
	
	
	
		
 
 
	
	
	
		
			
				Intraseasonal Variability of δ18O of Precipitation in The Indonesia Maritime Continent
			
			
			
				
					Halda Aditya Belgaman1,2, Kimpei Ichiyanagi1, Masahiro Tanoue3, Rusmawan Suwarman4, Kei Yoshimura5, Shuichi Mori6, Manabu D. Yamanaka7, Naoyuki Kurita8 and Fadli Syamsudin2, (1)Kumamoto University, Kumamoto, Japan, (2)Indonesia Agency for Assessment and Application of Technology, Jakarta, Indonesia, (3)The University of Tokyo, School of Engineering, Tokyo, Japan, (4)Bandung Institute of Technology, Faculty of Earth Science, Bandung, Indonesia, (5)AORI, Univ Tokyo, Chiba, Japan, (6)JAMSTEC Japan Agency for Marine-Earth Science and Technology, Kanagawa, Japan, (7)JAMSTEC Japan Agency for Marine-Earth Science and Technology, DCOP, Kanagawa, Japan, (8)Nagoya Univ, Nagoya, Japan
				
			
			
			
		
	 
 
	
	
		
			
		
	
	
	
	
	
		
 
 
	
	
	
		
			
				Recent and Late Holocene Alaskan Lake Changes Identified from Water Isotopes
			
			
			
				
					Lesleigh Anderson, USGS, Geosciences and Environmental Change, Denver, CO, United States, S Jean Birks, Alberta Innovates-Technology Futures, Calgary, AB, Canada, Jennifer Rover, USGS, Earth Resource Observation and Science, Baltimore, MD, United States and Nikki Guldager, Yukon Flats National Wildlife Refuge, Fairbanks, AK, United States
				
			
			
			
		
	 
 
	
	
		
			
		
	
	
	
	
	
		
 
 
	
	
	
		
			
				The triple oxygen isotopic composition of precipitation in the western United States
			
			
			
				
					Shuning Li1, Naomi E. Levin1, J Renee Brooks2 and Jeffrey M Welker3, (1)Johns Hopkins Univ-EPS, Baltimore, MD, United States, (2)Environmental Protection Agency Corvallis, Western Ecology Division, Corvallis, OR, United States, (3)University of Alaska Anchorage, Department of Biological Sciences, Anchorage, AK, United States
				
			
			
			
		
	 
 
	
	
		
			
		
	
	
	
	
	
		
 
 
	
	
	
		
			
				Southern Greenland water vapour isotopic composition at the crossroads of Atlantic and Arctic moisture
			
			
			
				
					Jean-Louis Bonne1, Hans Christian Steen-Larsen1, Camille M Risi2, Martin Werner3, Harald Sodemann4, Jean-Lionel Lacour5,6, Xavier Fettweis7, Grégory Cesana8, Marc Delmotte1, Olivier Cattani1, Cathy Clerbaux6, Arny Erla Sveinbjörnsdottir9 and Valérie Masson-Delmotte1, (1)LSCE Laboratoire des Sciences du Climat et de l'Environnement, Gif-Sur-Yvette Cedex, France, (2)LMD, Paris, France, (3)Alfred Wegener Institute Helmholtz-Center for Polar and Marine Research Bremerhaven, Bremerhaven, Germany, (4)ETH Zurich, Zürich, Switzerland, (5)Université Libre de Bruxelles, Brussels, Belgium, (6)UPMC Univ. Paris 06; Université Versailles St-Quentin, LATMOS-IPSL, Paris, France, (7)University of Liège, Geography, Liège, Belgium, (8)NASA Jet Propulsion Laboratory, Pasadena, CA, United States, (9)University of Iceland, Institute of Earth Sciences, Reykjavik, Iceland
				
			
			
			
		
	 
 
	
	
		
			
		
	
	
	
	
	
		
 
 
	
	
	
		
			
				Arctic Cyclone Water Vapor Isotope Ratios Support Past Sea Ice Retreat Recorded in Greenland Ice Sheet
			
			
			
				
					Eric S Klein, University of Alaska Anchorage, Anchorage, AK, United States, Jessica E Cherry, University of Alaska Fairbanks, Fairbanks, AK, United States, Jessica M Young, University of Alaska, International Arctic Research Center, Fairbanks, United States, David C Noone, Dept Atmospheric & Oceanic Sci, Boulder, CO, United States, A. Joshua Leffler, University of Alaska-Anchorage, Anchorage, AK, United States and Jeffrey M Welker, University of Alaska Anchorage, Department of Biological Sciences, Anchorage, AK, United States
				
			
			
			
		
	 
 
	
	
		
			
		
	
	
	
	
	
		
 
 
	
	
	
		
			
				Using Water Vapor Isotope Observations from above the Greenland Ice Sheet to improve the Interpretation of Ice Core Water Stable Isotope Records
			
			
			
				
					Hans Christian Steen-Larsen1, Valérie Masson-Delmotte2, Camille M Risi3, Kei Yoshimura4, Martin Werner5, Martin Butzin6, Eric Brun7, Amaelle Landais8, Jean-Louis Bonne1 and Dorthe Dahl-Jensen9, (1)LSCE Laboratoire des Sciences du Climat et de l'Environnement, Gif-Sur-Yvette Cedex, France, (2)Institut Pierre Simon Laplace, Paris, France, (3)LMD, Paris, France, (4)Atmosphere and Ocean Research Institute University of Tokyo, Tokyo, Japan, (5)Alfred Wegener Institute Helmholtz-Center for Polar and Marine Research Bremerhaven, Bremerhaven, Germany, (6)Alfred Wegener Institute for Polar and Marine Research, Bremerhaven, Germany, (7)Météo-France Toulouse, Toulouse Cedex 01, France, (8)LSCE, Gif Sur Yvette, France, (9)Niels Bohr Institute - University of Copenhagen, Copenhagen, Denmark
				
			
			
			
		
	 
 
	
	
		
			
		
	
	
	
	
	
		
 
 
	
	
	
		
			
				A Global Mass Balance of Isotope Ratios in Hydrologic Fluxes Provides Constraints on Terrestrial and Oceanic Water Cycling
			
			
			
				
					Stephen P Good1, David C Noone2, Naoyuki Kurita3, Marion Benetti4 and Gabriel J Bowen1, (1)University of Utah, Salt Lake City, UT, United States, (2)Oregon State University, College of Earth, Ocean and Atmospheric Sciences, Corvallis, OR, United States, (3)Nagoya University, Graduate School of Environmental Studies, Nagoya, Japan, (4)IPSL, UPMC, CNRS, Laboratoire d'Océanographie et du Climat, Paris, France
				
			
			
			
		
	 
 
	
	
		
			
		
	
	
	
	
	
		
 
 
	
	
	
		
			
				Evaporative Control on Soil Water Isotope Ratios: Implications for Atmosphere-Land Surface Water Fluxes and Interpretation of Terrestrial Proxy Records
			
			
			
				
					Aleya Kaushik, University of Colorado at Boulder, Dept Atmospheric & Oceanic Sciences, Boulder, CO, United States; Cooperative Institute for Research in Environmental Sciences, Dept Atmospheric & Oceanic Sciences, Boulder, CO, United States, David C Noone, Dept Atmospheric & Oceanic Sci, Boulder, CO, United States, Max B Berkelhammer, University of Illinois at Chicago, Chicago, IL, United States and Michael O'Neill, Cooperative Institute for Research in Environmental Sciences, Boulder, CO, United States