Procedure for evaluating environmental impact.
Subtitle: By Luna B. Leopold [and others].
Contributors: Leopold, Luna B. 1915-2006
Series: [United States] Geological Survey.  Circular, 645
Publisher: [Geological Survey]
Published: 1971
Place of publication: Washington
Language: eng
Number of pages: 13
Subjects: Ecology; Nature -- Effect of human beings on.; Pollution; Matrices
Notes: Fold. table in pocket.  Bibliography: p. 13.