251 million years ago, massive eruptions in Siberia killed most of the plants and animals on Earth.
251 million years ago, massive eruptions in Siberia killed most of the plants and animals on Earth. Jon Ranson/NASA Earth Observatory/MCT
251 million years ago, massive eruptions in Siberia killed most of the plants and animals on Earth. Jon Ranson/NASA Earth Observatory/MCT

Scientists close in on mass killer of life on earth

August 27, 2008 04:08 PM

UPDATED August 27, 2008 06:02 PM

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