Detecting Recent Changes in the Arctic-Boreal Carbon Sink Using Satellite Remote Sensing, Flux Tower Data and Biophysical Models

Jennifer D Watts1,2, John S Kimball3, Jinyang Du3, Donatella Zona4, Eugenie Susanne Euskirchen5, Manuel Helbig6, Oliver Sonnentag7, Lori Bruhwiler8, John Kochendorfer9, Frans-Jan W Parmentier10, Elyn Humphreys11, Daniel Nadeau12, Charles E Miller13, Torsten Sachs14, Janne Rinne15, Magnus Lund16, Torbern Tagesson17, Marcin Antoni Jackowicz-Korczynski18, Masahito Ueyama19, Mika Aurela20, Roisin Commane21, Susan Natali2 and Walter C Oechel4, (1)University of Montana, Numerical Terradynamic Simulation Group, W.A. Franke College of Forestry & Conservation, Missoula, MT, United States, (2)Woods Hole Research Center, Falmouth, MA, United States, (3)University of Montana, Numerical Terradynamic Simulation Group, Missoula, United States, (4)San Diego State University, Department of Biology, San Diego, United States, (5)University of Alaska Fairbanks, Institute of Arctic Biology, Fairbanks, United States, (6)McMaster University, School of Geography and Earth Science, Hamilton, ON, Canada, (7)Université de Montréal, Département de géographie, Montreal, Canada, (8)NOAA Boulder, Boulder, CO, United States, (9)NOAA Oak Ridge, Atmospheric Turbulence and Diffusion Division, Oak Ridge, TN, United States, (10)Arctic Research Centre, Aarhus University, Aarhus, Denmark, (11)Carleton University, Geography & Environmental Studies, Ottawa, ON, Canada, (12)Laval University, Civil and Water Engineering, Quebec City, QC, Canada, (13)California Institute of Technology, Jet Propulsion Laboratory, Pasadena, United States, (14)GFZ German Research Centre for Geosciences, Potsdam, Germany, (15)Lund University, Department of Physical Geography and Ecosystem Science, Lund, Sweden, (16)Aarhus University, Arctic Research Center, Aarhus C, Denmark, (17)University of Copenhagen, Copenhagen, Denmark, (18)Aarhus University, Department of Ecoscience, Arctic Research Centre, Roskilde, Denmark, (19)Osaka Prefecture University, Sakai, Japan, (20)Finnish Meteorological Institute, Helsinki, Finland, (21)Harvard University, Cambridge, MA, United States