作者单位:
Univ Calif Los Angeles, Dept Geog, Los Angeles, CA 90095 USA.
[1]
Univ Colorado, Inst Arctic & Alpine Res, Boulder, CO 80309 USA.
[2]
Univ Botswana, Harry Oppenheimer Okavango Res Ctr, Maun, Botswana.
[3]
Univ Virginia, Dept Environm Sci, Charlottesville, VA 22904 USA.
[4]
Princeton Univ, Dept Civil & Environm Engn, Princeton, NJ 08544 USA.
[5]
发布时间
2013-11-20