Analysis of Environment Impact of Human Activities Based on ImPACT Identity——A Case Study of Virtual Water Consumption in Gansu Province
JIAO Wen-xian, XU Zhong-min, SHANG Hai-yang, CHENG Huai-wen
JOURNAL OF GLACIOLOGY AND GEOCRYOLOGY . 2006, (5): 748 -754 .  DOI: 10.7522/j.issn.1000-0240.2006.0108