Is global warming responsible for recent increase in extreme weather?

New York Times : Has the recent spate of extreme weather—floods in Pakistan and Northwestern China, wildfires in Belarus, Ukraine, and Russia, and the heatwave in the Eastern US—been caused, or worsened, by manmade climate change? Justin Gillis of the New York Times interviewed climatologists and meteorologists to find out. The answer: probably. Readers of Physics Today might remember that MIT’s Kerry Emanuel considered the impact of climate change on hurricanes in his August 2006 Quick Study article.