| am vazut multe(2008-04-24) -- Last year alone global levels of atmospheric carbon dioxide, the primary driver of global climate change, increased by 0.6 percent, or 19 billion tons. Additionally methane rose by 27 million tons after nearly a decade with little or no increase. NOAA scientists released these and other preliminary findings Aprill 23 as part of an annual update to the agency's greenhouse gas index, whic h tracks data from 60 sites around the world. |
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