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8th Annual Smithsonian Magazine Photo Contest Natural World
Seasonal layers in a snow pit at an Antarctic ice-coring field camp, backlit by the sun. The dim layers at the top is last winter's snow, and the bright middle layer is last summer. Paleoclimatologist

Seasonal layers in a snow pit at an Antarctic ice-coring field camp, backlit by the sun. The dim layers at the top is last winter's snow, and the bright middle layer is last summer. Paleoclimatologists count these layers back like tree rings

Photo Detail
Date Taken: 01.2010
Date Uploaded: 03.2010
Photo Location:
Camera: NIKON D3000
Copyright: © Chaz Firestone