October 4, 2010 "An unparalleled heat wave in eastern Europe, coupled with intense droughts and fires around Moscow, put Earth’s temperatures in the headlines this summer. Likewise, a string of exceptionally warm days in July in the eastern United States strained power grids, forced nursing home evacuations, and slowed transit systems. Both high-profile events reinvigorated questions about humanity’s role in climate change."
http://climate.nasa.gov/news/index.cfm?FuseAction=ShowNews&NewsID=4