Although land surface water only covers a small portion(~3.7%) of our planet,it plays many essential roles:e.g.,freshwater storage,industrial consumption,agricultural irrigation,and biodiversity maintenance [1,2].Wate...Although land surface water only covers a small portion(~3.7%) of our planet,it plays many essential roles:e.g.,freshwater storage,industrial consumption,agricultural irrigation,and biodiversity maintenance [1,2].Water storage variability is associated with various natural processes and human activities on the Earth [3,4] and it is well known that reservoir regulation is the most widely distributed and fundamental human activity capable of altering the global water cycle.In recent years,through reservoir regulation,humans have been able to obtain more freshwater from the Earth’s surface,with great benefits to human wellbeing.Currently,however,the extent to which human activities affect the global water cycle remains unknown.As a result,there is an urgent need to quantify and understand the role of human activities in the global water cycle to ensure that freshwater resources are managed sustainably at the global scale.展开更多
基金supported by the Second Tibetan Plateau Scientific Expedition and Research Program(2019QZKK0206)the National Natural Science Foundation of China(42101343,42001416)。
文摘Although land surface water only covers a small portion(~3.7%) of our planet,it plays many essential roles:e.g.,freshwater storage,industrial consumption,agricultural irrigation,and biodiversity maintenance [1,2].Water storage variability is associated with various natural processes and human activities on the Earth [3,4] and it is well known that reservoir regulation is the most widely distributed and fundamental human activity capable of altering the global water cycle.In recent years,through reservoir regulation,humans have been able to obtain more freshwater from the Earth’s surface,with great benefits to human wellbeing.Currently,however,the extent to which human activities affect the global water cycle remains unknown.As a result,there is an urgent need to quantify and understand the role of human activities in the global water cycle to ensure that freshwater resources are managed sustainably at the global scale.
基金supported by the National Key Research and Development Program of China(2020YFA0607900,2020YFA0608003,and 2021YFC3101601)the National Natural Science Foundation of China(42125503 and 42075137)the National Key Scientific and Technological Infrastructure Project‘‘Earth System Science Numerical Simulator Facility”(Earth Lab)。
