New UN report on global warming

The assessment states that there is a 90% chance that global warming is caused by humans, according to a person familiar with the document. The new report also says a doubling of greenhouse gases will likely raise the planet's temperature by more than two degrees Centigrade, at a minimum. The assessment states that human activity is leading to warmer oceans, which in turn is likely to give rise to more intense and damaging hurricanes.

Excerpted form wsj.com article : U.N. Report Adds Pressure To Global-Warming Fight