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1
International environmental cooperation : a new era /
Published 1990Subjects:Government Document Book -
2
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3
Recognizing the global nature of environmental problems /
Government Document Book -
4
U.S. committed to safe environment /
Published 1990Subjects: “…Environmental policy United States. http://id.loc.gov/authorities/subjects/sh2008103047.…”
Government Document Book -
5
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6
State Department perspectives on environmental issues /
Published 1987Subjects: “…Environmental policy United States. http://id.loc.gov/authorities/subjects/sh2008103047.…”
Government Document Book -
7
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8