Key Laboratory of Karst Ecosystem and Treatment of Rocky Desertification;
Institute of Karst Geology;
Chinese Academy of Geological Sciences;
Guilin 541004;
China;
State Key Joint Laboratory of Environment Simulation and Pollution Control;
School of Environment;
Tsinghua University;
Beijing 100084;
China;
State Key Laboratory of Urban and Regional Ecology;
Research Center for Eco-Environmental Sciences;
Chinese Academy of Sciences;
Beijing;
100085;
China;
Department of Environmental Science;
Xi' an Jiaotong-Liverpool University;
Suzhou 215123;
China;
College of Urban Construction and Environmental Engineering;
Chongqing University;
Chongqing 400045;
China;