• Breaking News

    Tectonics in the tropics trigger Earth's ice ages

    Over the last 540 million years, the Earth has weathered three major ice ages -- periods during which global temperatures plummeted, producing extensive ice sheets and glaciers that have stretched beyond the polar caps. Now scientists have identified the likely trigger for these ice ages.

    from Top Environment News -- ScienceDaily https://ift.tt/2F4mQB3

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