Watersheds
Subtitle: a practical handbook for healthy water
By: illustrations and original concept by Clive Dobson ; text by Gregor Gilpin Beck.
Contributors: Dobson, Clive, 1949-
Publisher: Firefly Books
Published: 1999
Place of publication: Willowdale, Ont
Language: eng
Number of pages: 152
Subjects: Watershed ecology -- North America.; Watersheds -- North America.
Notes: Includes bibliographical references (p. 148) and index.
Table of contents: title: What is a watershed?; title: How watersheds work : water and nutrient cycles; title: From headwaters to outflows : parts of a watershed; title: Natural changes within watersheds; title: Air pollution; title: Water pollution; title: The impact of exotic species : hidden invaders; title: Habitat loss and degradation; title: Ecological restoration : righting environmental wrongs.