BlogArena

General blog about anything and everything of everyday's life.

February 8, 2012
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Global Extinction: Gradual Doom as Bad as Abrupt

*In “The Great Dying” 250 million years ago, the end came slowly* The deadliest mass extinction of all took a long time to kill 90 percent of Earth’s marine life–and it killed in stages–according to a newly published report. It … Continue reading

May 29, 2011
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Species Extinction Rates Have Been Overestimated, New Study Claims

*However, researchers say, global extinction crisis remains very serious* The most widely used methods for calculating species extinction rates are “fundamentally flawed” and overestimate extinction rates by as much as 160 percent, life scientists report May 19 in the journal … Continue reading