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Earth Science Videos - 2 by Popular

Breathing Easy Thanks to the Great Oxidation Event

04/13/09
A report in the journal Nature reveals one of the reasons why Earth's atmosphere went from oxygen-poor to habitable 2.4 billion years ... tags: atmosphereearth_scienceGreat_Oxidation_EventmethanenickeloxygenScience_Medicine

Natural Selections: animal behavior through a human "lens"

04/10/08
Martha Foley and Dr. Curt Stager talk about understanding animal behavior and the natural world through the human perspective. tags: acousticsaeroplanktonairamphibiananimal_behavioranthillants

Video: The Big Thaw

10/01/07
The change over the arctic sea ice is stunning. Between 2005 and this winter, thick ice has been reduced by about the size of Californian ... tags: arcticEarth ScienceEarth_ScienceeducationGlobal Warmingglobal_warmingice