Climate change is a gradual change in the global temperature caused by the accumulation of greenhouse gases (GHGs) in the atmosphere.
New evidence shows that the recent increase in hurricane intensity is due to climate change, and this figure depicts the rise in category 4 and 5 hurricanes around the world since 1975.
This "roadmap" presents the results of a year-long
effort by the [Center for Strategic and International Studies](http://www.csis.org) (CSIS) and WRI to identify a set of policies to
address energy security and climate change simultaneously...
Elements of Success
This report addresses a profoundly important question: given hard evidence that human activity is damaging the atmosphere, can we alter deeply embedded economic habits to forestall it?