News tagged with atmospheric carbon dioxide

What geology has to say about global warming

Last month I gave a public lecture entitled, "When Maine was California," to an audience in a small town in Maine. It drew parallels between California, today, and Maine, 400 million years ago, when similar geologic processes ...

dateJul 14, 2014 in Earth Sciences
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The volcano of a hundred thousand mouths

When the 1893 World's Fair opened in Chicago, fairgoers aboard the world's first Ferris wheel soared high enough to compare two cities: the White City—gleaming whitewashed architecture built for the massive fair—and its ...

dateJul 02, 2014 in Earth Sciences
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