Status of desertification and implementation of the United Nations plan of action to combat desertification

Status of desertification and implementation of the United Nations plan of action to combat desertification

书目详细资料
企业作者: United Nations Environment Programme. Governing Council
格式: 图书
语言:English
出版: Nairobi, Kenya United Nations Environment Programme [1992]
主题:
Desertification > Congresses.
Desertification > Control > Congresses.