Al Jazeera: Man-made climate change may have contributed to half of the extreme weather events of 2012, scientists said in a new report in the Bulletin of the American Meteorological Society (AMS).
The report (PDF), published Friday by scientists with the National Oceanic and Atmospheric Administration (NOAA), is based on studies of about a dozen extreme weather events from around the world in 2012 -- from northern Europes unusually wet summer to Hurricane Sandy.
The scientists were aiming to answer the...