World continues to broil, NOAA's 2012 report on warming finds - NBCNews.com

World continues to broil, NOAA's 2012 report on warming finds - NBCNews.com: "WASHINGTON -- A new massive federal study says the world in 2012 sweltered with continued signs of climate change. Rising sea levels, snow melt, heat buildup in the oceans, and melting Arctic sea ice and Greenland ice sheets, all broke or nearly broke records, but temperatures only sneaked into the top 10."

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