Partitioning net ecosystem exchange of CO2 into gross primary production and ecosystem respiration in northern high-latitude ecosystems

Magnus Lund, Aarhus University, Arctic Research Center, Aarhus C, Denmark, Donatella Zona, San Diego State University, Department of Biology, San Diego, United States, Marcin Antoni Jackowicz-Korczynski, Aarhus University, Department of Ecoscience, Arctic Research Centre, Roskilde, Denmark and Xiaofeng Xu, San Diego State University, Department of Biological Sciences, San Diego, CA, United States