Global warming is producing a rapid loss of plant species -- according to estimates, roughly 600 plant species have died out since 1750 -- twice the number of animal species lost. But which species ...
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Green Matters on MSNScientists Solve the Mystery of the Underwater Event That Wiped Out 90 Percent of Life on EarthThe new study deciphered the single-most greatest mass extinction on Earth driven by a natural calamity that still exists.
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