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News: DID A COMET CAUSE A FIRESTORM THAT DEVESTATED NORTH AMERICA 12,900 YEARS AGO?
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New Thermometer Confirms Wet Conditions On Earliest Earth

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Author Topic: New Thermometer Confirms Wet Conditions On Earliest Earth  (Read 369 times)
Theotris
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« on: November 24, 2009, 01:28:43 am »



A single zircon from Earth's earliest history shows ion-probe age (1); crystallization temperatures (2); and internal chemical structure (3). (Credit: Bruce Watson, Rensselaer Polytechnic Institute.)
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