A review on the assessment methods of supply and demand of ecosystem services.
GUO Chao-qiong1,2, XU Xi-bao2*, SHU Qiang3
(1School of Geography, Nanjing Normal University, Nanjing 210023, China; 2Key Laboratory of Watershed Geographic Sciences, Nanjing Institute of Geography and Limnology, Chinese Academy of Sciences, Nanjing 210008, China; 3School of Marine Science and Engineering, Nanjing Normal University, Nanjing 210023, China).