Lecture 20 - SIO 40 Life and Climate on Earth Lecture 20...

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SIO 40 – Life and Climate on Earth Nov 18 2009 Lecture 20 - Ocean Acidification and Warming polar pteropod cold-water coral
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Observed and expected ocean climate change The ocean’s climate will be altered in important ways by the large-scale increases in CO 2 in the atmosphere as a result of human activities. The ocean’s heat content will rise significantly as waters warm up. In addition, as the ocean takes up more and more CO 2 from the atmosphere, seawater pH will decrease.
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Recommended background reading, posted as pdf on class website Article from Scientific American , 2006
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