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Published online 7 June 2002 | Nature | doi:10.1038/news020603-6
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More evidence for mass extinction
Lava flow twice the size of Europe covered Siberia 250 million years ago.
We knew it was big - but not this big. Geologists now suspect the massive eruption of lava in Siberia 250 million years ago was at least twice as large as they'd thought.
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