Preserving the living earth /
Petersen, Christine.
Preserving the living earth / Christine Petersen. - New York : Marshall Cavendish Benchmark, c2012. - 112 p. : ill. (chiefly col.), col. map ; 24 cm. - Environment at risk .
Includes bibliographical references and index.
"Provides comprehensive information on Earth's various ecosystems, their importance, and the environmental threats place upon them"--
9781608704804 (pbk.)
Biotic communities.
Environmentalism.
Environmental degradation.
577
Preserving the living earth / Christine Petersen. - New York : Marshall Cavendish Benchmark, c2012. - 112 p. : ill. (chiefly col.), col. map ; 24 cm. - Environment at risk .
Includes bibliographical references and index.
"Provides comprehensive information on Earth's various ecosystems, their importance, and the environmental threats place upon them"--
9781608704804 (pbk.)
Biotic communities.
Environmentalism.
Environmental degradation.
577