The State of the world environment.
- Nairobi, Kenya : United Nations Environment Programme,
- v. : ill. ; 25 cm.
- Annual
Description based on: 1987.
Complements information contained in the monograph: World enviromnment 1972-1982.
89000213
Pollution--Environmental aspects--Periodicals.
Environmental protection--Periodicals.
Environmental policy--Periodicals.
Ecology--Periodicals.
Human beings--Influence on nature--Periodicals.
Description based on: 1987.
Complements information contained in the monograph: World enviromnment 1972-1982.
89000213
Pollution--Environmental aspects--Periodicals.
Environmental protection--Periodicals.
Environmental policy--Periodicals.
Ecology--Periodicals.
Human beings--Influence on nature--Periodicals.