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1دورية
المؤلفون: Pearce, Fred
المصدر: New Scientist; 2/10/2018, Vol. 237 Issue 3164, p32-35, 4p
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2دورية أكاديمية
المؤلفون: T.A. Diserens, M. Churski, J.W. Bubnicki, K. Stępniak, A. Pekach, N. Selva, D.P.J. Kuijper
المصدر: Global Ecology and Conservation, Vol 23, Iss , Pp e01190- (2020)
مصطلحات موضوعية: Brown bear, Large carnivore ecology, Bear conservation, Białowieża forest, Ecology, QH540-549.5
وصف الملف: electronic resource
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3دورية أكاديمية
لا يتم عرض هذه النتيجة على الضيوف.
تسجيل الدخول للوصول الكامل. -
4كتاب
المؤلفون: Knibb, David.
مصطلحات موضوعية: Grizzly bear -- Conservation -- Government policy -- North Cascades (B.C. and Wash.), Wildlife recovery -- Government policy -- North Cascades (B.C. and Wash.), Grizzly bear -- Conservation -- Government policy -- Rocky Mountains., Wildlife recovery -- Government policy -- Rocky Mountains.
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5كتاب
المؤلفون: Regehr, Eric V., author.
المساهمون: Geological Survey (U.S.), issuing body., U.S. Fish and Wildlife Service, sponsoring body.
مصطلحات موضوعية: Polar bear -- Conservation -- Planning., Animal populations -- Arctic regions.
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8كتاب
مصطلحات موضوعية: United States. Endangered Species Act of 1973, Polar bear -- Conservation., Polar bear -- Effect of global warming on., Polar bear -- Climatic factors., Polar bear -- Law and legislation -- United States., Endangered species -- Law and legislation -- United States, Legislative hearings.
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9كتاب
المساهمون: Clark, Susan G., 1942- editor., Rutherford, Murray B., editor.
مصطلحات موضوعية: Carnivora -- Conservation -- North America., Wildlife conservation -- North America., Wildlife management -- North America., Top predators -- Conservation -- North America., Grizzly bear -- Conservation -- North America., Puma -- Conservation -- North America., Wolves -- Conservation -- North America., Human-animal relationships -- North America., Carnivora -- Conservation -- West (U.S.), Carnivora -- Conservation -- Canada, Western.
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10كتاب
مصطلحات موضوعية: Polar bear -- Conservation., Polar bear -- Effect of global warming on., Polar bear -- Effect of pollution on., Polar bear -- Climatic factors -- Arctic regions., Sea ice -- Effect of greenhouse gases on -- Arctic regions., Global temperature changes -- Environmental aspects -- Arctic regions., Legislative hearings.