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Keyword
"Environmental protection."
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Ecology
Remove constraint Subjects: Ecology
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Book
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Creation Date
1991
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Creator (Author, Director)
Ashworth, William
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English
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Subjects
Ecology
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Environmental engineering
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Environmental protection
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1.
The encyclopedia of environmental studies
[1991]
by
Ashworth, William
Book
viii, 470 p. : ill., maps ; 29 cm
New York : Facts on File, c1991
Available in the Research Room