Report Ties Climate to Extreme Events, But Shows Hurdles

Climate scientists examining a dozen extreme weather events from 2012 found that manmade global warming likely contributed to at least half of them, including a record-breaking deadly heat wave in the U.S. The international report released on Thursday offers a demonstration of the new capabilities that scientists are developing in an emerging, complex area of climate science known as “extreme event attribution.”

Report Ties Climate to Extreme Events, But Shows Hurdles