作者: Peter M Vitousek , Harold A Mooney , Jane Lubchenco , Jerry M Melillo
DOI: 10.1126/SCIENCE.277.5325.494
关键词:
摘要: … surface fresh water is put to use by humanity; and about one-quarter of the bird species on Earth … half of the runoff water that is fresh and reasonably accessible, with about 70% of this …