Extinction of hundreds or thousands of species every year

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Reference no: EM132280492

Experts estimate that human activities cause the extinction of hundreds or thousands of species every year. The natural rate of extinction is thought to be a few species per year. As we continue to alter the global environment, the resulting extinction will probably rival that at the end of the Cretaceous Period.

What are some reasons for their concern?

Considering that life has endured numerous mass extinctions and has always bounced back, how is the present mass extinction different?

What might be some consequences for the surviving species?

Reference no: EM132280492

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