Study: Heat Waves Result of Global Warming

A group of climate researchers that includes NASA researcher James Hansen claim that high-profile heat waves in 2010 and 2011 are likely the direct consequences of global warming.

Hansen and his colleagues argue in a paper published in the Proceedings of the National Academy of Sciences on Monday that the rapid global warming of recent years has loaded the “climate dice,” thereby increasing the chances of extreme weather and tilting the overall trend towards hotter summers.

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