Environmental trends.
Contributors: Geological Survey (U.S.); Council on Environmental Quality (U.S.)
Publisher: Council on Environmental Quality, Executive Office of the President; For sale by the Supt. of Docs., U.S. G.P.O.
Published: 1981
Place of publication: Washington, D.C
Language: eng
Number of pages: 346
Subjects: Environmental protection -- United States.; Environmental monitoring -- United States.
Notes: Includes bibliographical references and index.
"Geological Survey, U.S. Department of the Interior."
"July 1981."
S/N 041-011-00058-1
Item 856-E