Mass Extinctions Due to Sea Level Changes, Study Says

Publication: National Geographic News   Date: June 17, 2008   View Article

The rise and fall of the seas may have a more lethal toll on Earth’s life than asteroids and supervolcanoes, according to a new study.

Over the past 540 million years, every increase in the rate of extinctions—including the five so-called mass extinctions—has been linked to environmental changes wrought by changing sea levels, the study says.

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