Extreme makeover: Are humans reshaping Earth?
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LONDON — If alien geologists were to visit our planet 10 million years from now, would they discern a distinct human fingerprint in Earth’s accumulating layers of rock and sediment?
Will homo sapiens, in other words, define a geological period in the way dinosaurs — and their vanishing act — helped mark the Jurassic and the Cretaceous?
A growing number of scientists, some gathered at a one-day symposium this week at the British Geological Society in London, say “yes.”
One among them, chemistry Nobel laureate Paul Crutzen, has even suggested a new name: The Anthropocene..... MORE
Source: The Daily Tribune
URL: http://www.tribuneonline.org/commentary/20110517com6.html
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