The Hot Zone

The cold tongue

The disappearance of glaciers goes hand in hand with warming temperatures. But it turns out that the process may be more complicated than rising CO2 levels in the atmosphere. For insight, we look to the past. The Pliocene epoch was last era in which temperatures were this warm, about 3 to 5 million years ago. CO2 concentrations were 30 percent higher, sea levels 15 to 20 meters higher, and temperatures more than 5 degrees Fahrenheit hotter. And there were no glaciers, except intermittent ice caps... [Read more]

Posted by Alison Hawkes on June 14, 2010 No Comments »
Category : The Oceans


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