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  1. Africa's ecological future : natural balance or environmental disruption? : hearing before the Subcommittee on Africa of the Committee on International Relations, House of Representatives, One Hundred Fourth Congress, first sessi
    By: United States.
    Publication info: Washington :For sale by the U.S. G.P.O., Supt. of Docs., Congressional Sales Office,1995.
    Contributed by: Boston Public Library (archive.org)
    Subjects: Africa  Biological diversity conservation  Ecology  Effect of human beings on  Nature  
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  2. Framework for ecosystem management in the Interior Columbia River Basin : working draft -- version 1 /
    By: Eastside Ecosystem Management Project (U.S.). - United States. - United States.
    Publication info: Walla Walla, WA : Scientific Integration Team, Eastside Ecosystem Management Project, 1994.
    Contributed by: Bureau of Land Management (archive.org)
    Subjects: Biological diversity conservation  Columbia River Basin  Columbia River Watershed  Conservation of natural resources  Ecosystem management  Pacific salmon  Salmon  
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  3. Problem analysis for the Vegetation Diversity Project : a research and demonstration program to restore and maintain native plant diversity on deteriorated rangelands of the Great Basin and Columbia Plateau /
    By: Pyke, David A. - Borman, Michael M. - United States. - United States.
    Publication info: Portland, Or. : Bureau of Land Management, Oregon State Office, 1993.
    Contributed by: Bureau of Land Management (archive.org)
    Subjects: Biological diversity conservation  Phytogeography  Plant competition  Rangelands  Restoration ecology  Revegetation  West (U.S.)  
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  4. Technologies to maintain biological diversity.
    By: United States.
    Publication info: Washington, D.C. :Congress of the U.S., Office of Technology Assessment :[1987]
    Contributed by: MBLWHOI Library, Woods Hole
    Subjects: Biological diversity conservation  Biotechnology  
    BHL Collections: MBLWHOI Library, Woods Hole
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  5. Watershed and fish habitat degradation : oversight hearing before the the Subcommittee on National Parks, Forests, and Public Lands of the Committee on Natural Resources, House of Representatives, One Hundred Third Congress, first session, o
    By: United States.
    Publication info: Washington :For sale by the U.S. G.P.O., Supt. of Docs., Congressional Sales Office,1993.
    Contributed by: Boston Public Library (archive.org)
    Subjects: Biological diversity conservation  Conservation  Ecosystem management  Effect of habitat modification on  Fishes  Habitat (Ecology)  Modification  Northwest, Pacific  Salmon  Valley ecology  Watershed management  
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