Mashable: Extreme weather events, from droughts to floods and heat waves, are some of the most tangible present day impacts of global warming, and they will take center stage in speeches at the upcoming Paris Climate Summit. Now a new report gives leaders pushing to reduce emissions of global warming pollution, including President Obama, additional ammunition.
The report, published Thursday as a special supplement to the Bulletin of the American Meteorological Society, amounts to the largest-ever assessment...