20 May '11, 12pm

High Atmospheric CO2 Levels May Cause Mass Extinctions in the Oceans ~ @EnnNews

High Atmospheric CO2 Levels May Cause Mass Extinctions in the Oceans ~ @EnnNews

RELATED ARTICLES Growing Atlantic dead zone shrinks habitat for billfish and tuna, may lead to over-harvest December 30, 2010 02:52 PM Global Warming to Create "Permanent" Ocean Dead Zones? January 29, 2009 11:29 AM Oxygen drops 20% in waters near BP spill September 9, 2010 05:24 AM For Some Fish, Lack of Oxygen in Water Can Mean Way Too Many Males March 30, 2006 12:00 AM One of the greatest causes of global climate change is the human emissions of greenhouse gases, specifically carbon dioxide (CO2). These emissions are released into the atmosphere, but much of it gets absorbed into the world's oceans. A new study, published in the Proceedings of the National Academy of Sciences , looked at prehistoric ocean sediment and found a disturbing trend. Periods of high CO2 concentrations have historically coincided with mass extinctions of marine organisms. ADVERTISEMENT British ...

Full article: http://www.enn.com/enn_original_news/article/42717

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