Climate change to blame for extreme heat: NASA scientist
Washington (AFP) Aug 4, 2012
Human-driven climate change is to blame for a series of increasingly
hot summers and the situation is already worse than was expected just
two decades ago, a top NASA scientist said on Saturday.
James Hansen, who directs the NASA Goddard Institute for Space Studies,
wrote in the Washington Post that even his "grim" predictions of a
warming future, delivered before the US Senate in 1988, were
Human-driven climate change is to blame for a series of increasingly
hot summers and the situation is already worse than was expected just
two decades ago, a top NASA scientist said on Saturday.
James Hansen, who directs the NASA Goddard Institute for Space Studies,
wrote in the Washington Post that even his "grim" predictions of a
warming future, delivered before the US Senate in 1988, were
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