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Paul R. Ehrlich
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Prediction
Title
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Unknown
How to Know the Butterflies (Pictured-Key Nature Se …
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Population, Resources, Environment: Issues In Human …
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The Birdwatcher's Handbook: A Guide to the Natural …
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Extinction
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Man and the ecosphere; readings from Scientific Ame …
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On the Wings of Checkerspots: A Model System for Po …
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The End of Affluence
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Ecoscience: population, resources, environment
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Reisplan voor het ruimteschip aarde
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The machinery of nature
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