• 500 million years of climate history pinned on plate tectonics

    5 days ago - By Ars Technica

    Enlarge / Indonesia's Paluweh volcano sits in a region of colliding tectonic plates-perhaps the formula for glacial periods in geologic history. (credit: Robert Simmon/NASA Earth Observatory )
    Generally speaking, it's easy enough to make sense of the last few million years of climate patterns-the world looked much as it does today, so changes in greenhouse gas concentrations or ocean circulation can be related to what we see now. But as you go back farther in time, you can find very different climates and a rearranged map of continents, and those require more creative thinking.
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