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الإتاحة
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المؤلفين
- Anderson, Terry Lee
- Dietz, Thomas
- Durnil, Gordon K.
- Falk, Richard A,
- Faure, Michael
- Galligan, Brian
- Graham, Otis L,
- Griffin, David Ray
- Harris, Paul G,
- Hays, Samuel P,
- Hightower, Jim
- Holland, Kenneth M,
- McCool, Daniel
- Morton, F. L.
- National Academy of ...
- Pope, Carl
- Speth, James Gustave
- Stavins, R. N.
- Stern, Paul C.
- Switzer, Jacqueline ...
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- عرض أقل
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أنواع المادة
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مواقع
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السلاسل
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أماكن
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مواضيع
- Bush, George W. 1946
- Durnil, Gordon K., 1...
- Environment - Intern...
- Environmental policy
- Environmental policy...
- Environmental policy...
- Environmental policy...
- Environmental policy...
- Environmental protec...
- Environmental respon...
- Environmentalism
- Environmentalism - U...
- Environmentalists - ...
- Global environmental...
- Global environmental...
- Natural resources - ...
- Pollution - United S...
- Security, Internatio...
- Sustainable developm...
- أظهر المزيد
- عرض أقل