Thinning Ozone Layer May Have Driven Greatest Extinction Event (9 of 10) (IMAGE)
Caption
Modern malformed unseparated grains (dyad) of irradiated pine. This material relates to a paper that appeared in the 07 Feb. 2018, issue of Science Advances, published by AAAS. The paper, by J.P. Benca at University of California, Berkeley in Berkeley, Calif., and colleagues was titled, "UV-B-induced forest sterility: Implications of ozone shield failure in Earth's largest extinction."
Credit
[Credit: Jeff Benca]
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