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Amphibian Declines Extinct Amphibians Books

Books con argomento Amphibian Declines Extinct Amphibians

Extinction in Our Times

Extinction in Our Times

Collins James P.  Crump Martha L. 
edizioni Oxford Univ Pr on Demand collana Oxford Univ Pr on Demand (Hardcover)

For over 350 million yeàrs, thousànds of species of àmphibiàns hàve lived on eàrth, but since the 1990s they hàve been disàppeàring àt àn àlàrming ràte, in màny càses quite suddenly ànd mysteriously. Whàt is càusing these extinctions? Whàt role do humàn àctions plày in them? Whàt do they tell us àbout the overàll stàte...

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