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Has the Earth's Sixth Mass Extinction Already Arrived?

March 2, 2011

frog and forest in a sphere with a fungus University of California, Berkeley, researchers have delved into the fossil record to compare past animal extinctions, in particular, the five mass extinctions that occurred within the past 540 million years, with today's extinctions. They found that, while the rate of extinctions today is higher than during past mass extinctions, we haven't yet lost too many animal species. Efforts to conserve threatened species could avoid the tipping point toward a sixth mass extinction. Full Story

University of California, Berkeley

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The National Science Foundation (NSF) is an independent federal agency that supports fundamental research and education across all fields of science and engineering. In fiscal year (FY) 2017, its budget is $7.5 billion. NSF funds reach all 50 states through grants to nearly 2,000 colleges, universities and other institutions. Each year, NSF receives more than 48,000 competitive proposals for funding and makes about 12,000 new funding awards.

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