close this section of the libraryUnited Nations Environment Programme
open this document and view contentsSourcebook of Alternative Technologies for Freshwater Augmentation in Africa (International Environmental Technology Centre - United Nations Environment Programme, 1998, 182 p.)
open this document and view contentsSourcebook of Alternative Technologies for Freshwater Augmentation in Small Island Developing States (International Environmental Technology Centre - United Nations Environment Programme, 1998, 230 p.)