2011 brought exceptionally mild winters in most of the U.S., deadly tornadoes in the Midwest and extended drought in the West and Southwest. Kevin Trenberth, distinguished senior scientist at the National Center for Atmospheric Research, discusses the correlation between climate change and extreme weather.
This is TALK OF THE NATION. I'm Neal Conan in Washington. Over the past several years, doctors who performed weight loss surgery noticed an unexpected benefit: Many patients no longer needed to take their medication for their diabetes.
Mali is in political crisis after a coup d'etat in March that toppled the president and drove him into hiding. An Islamic rebel group has taken control of the north of Mali. NPR foreign correspondent Ofeibea Quist-Arcton discusses the rapidly changing situation from the capital city Bamako.
Bike lanes accommodate cyclists and help with visibility, and some people view the lanes as a way to facilitate urban transportation. But sharing the road has its challenges. Drivers bristle at the thought of losing parking spaces, and drivers and pedestrians both worry about reckless riders.