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139 pages • first pub 1972 (view editions)
ISBN/UID: None
Format: Not specified
Language: English
Publisher: Not specified
Edition Pub Date: Not specified
nonfiction
challenging
informative
inspiring
medium-paced
Description
Review of ecological problems
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139 pages • first pub 1972 (view editions)
ISBN/UID: None
Format: Not specified
Language: English
Publisher: Not specified
Edition Pub Date: Not specified
nonfiction
challenging
informative
inspiring
medium-paced
Description
Review of ecological problems