1. Centre for Isotope Research (CIO), Energy and Sustainability Research Institute Groningen (ESRIG), University of Groningen, 9747 AG Groningen, The Netherlands
2. Water Systems and Global Change, Department of Environmental Sciences, Wageningen University and Research, 6708 PB Wageningen, The Netherlands
3. Joint International Research Laboratory of Atmospheric and Earth System Sciences, School of Atmospheric Sciences, Nanjing University, 210023 Nanjing, China