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Poiesis Hagakure · 08-15-2008, 01:19 PM

I know that one way they can tell what the environment was like many years ago is drilling at the polar ice caps. as h2O freezes it traps air and scientists can analyze the frozen pieces of the environment from that time.

08-15-2008, 01:19 PM	#11 (permalink)
Poiesis Hagakure Member Join Date: Jul 2008 Location: New York, in the 'Greater Binghamton Area' Posts: 63	I know that one way they can tell what the environment was like many years ago is drilling at the polar ice caps. as h2O freezes it traps air and scientists can analyze the frozen pieces of the environment from that time.