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Population, resouces, environment : issues in human ecology
Ehrlich, Paul R.; Ehrlich, Anne H. - 1972 - 2. ed.
Persistent link: https://www.econbiz.de/10000683549
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Ecoscience : population, resources, environment
Ehrlich, Paul R.; Ehrlich, Anne H.; Holdren, John P. - 1977 - [3. ed.]
Persistent link: https://www.econbiz.de/10000048276
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Environmental disruption : implications for the social sciences
Ehrlich, Paul R. - In: Social science quarterly 62 (1981) 1, pp. 7-22
Persistent link: https://www.econbiz.de/10002109068
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Nature's economy and the human economy
Ehrlich, Paul R.; Ehrlich, Anne H. - In: Environmental & resource economics : the official … 39 (2008) 1, pp. 9-16
Persistent link: https://www.econbiz.de/10003703794
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Healing the planet : strategies for resolving the environmental crisis
Ehrlich, Paul R.; Ehrlich, Anne H. - 1992
Persistent link: https://www.econbiz.de/10000848555
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The population explosion
Ehrlich, Paul R.; Ehrlich, Anne H. - 1990
Persistent link: https://www.econbiz.de/10013501933