Ecological regions of North America
Subtitle: toward a common perspective
By: [prepared by the Secretariat of the Commission for Environmental Cooperation].
Contributors: Commission for Environmental Cooperation (Montréal, Québec). Secretariat.
Publisher: The Commission
Published: 1997
Place of publication: Montréal, Québec
Language: eng
Number of pages: 71
Subjects: Ecology -- North America.; Land use -- North America.; Natural history -- North America.; Biotic communities -- North America.; Ecosystem management -- North America.; Ecological assessment (Biology) -- North America.
Other titles: Regional approach to the ecological diversity and continuity of North America.; Ecological diversity and continuity of North America.
Notes: Color map on folded sheet (88 x 70 cm. folded to 27 x 21 cm.) in pocket.

Includes bibliographical references (p. 50-52).