An iceberg in or just outside the Ilulissat fjord, which likely calved from Jakobshavn Isbrae, the fastest glacier in western Greenland, in May 2012. Polar ice sheets are now melting three times faster than in the 1990s.
Credit Ian Joughin / AP
A graphic excerpted from <a href="http://www.pnas.org/content/early/2013/02/27/1214212110.full.pdf+html">the original PNAS study</a>.
Climate change will make commercial shipping possible from North America to Russia or Asia over the North Pole by the middle of the century, a new study says.
Two researchers at the University of California ran seven different climate models simulating two classes of vessels to see if they could make a relatively ice-free passage through the Arctic Ocean. In each case, the sea routes are sufficiently clear after 2049, they say.
If Michigan Governor Rick Snyder has his way, Detroit will become the sixth and largest city there to come under state control. But steering a city out of crisis can be a tricky task. Host Michel Martin speaks with Jerome Vaughn, of WDET, and Robert Bobb, a former emergency financial manager for Detroit Public Schools, about the situation.
That's a term used by the U.S. Census Bureau to describe people who commute at least 90 minutes and 50 miles to work. Nearly 600,000 Americans spend that much time in vehicles, carpool lanes, and trains and buses each day, according to the bureau.
This interactive map, created by WNYC, shows commute times, by ZIP code, across the country. Zoom into your area to see how your commute compares:
From <a href="http://dinnertimeconfessional.tumblr.com/post/44544479837/this-is-dinner-for-my-boyfriend-and-me-he-usually#posts">KF</a> in Champaign, Ill.: Baba ghanoush, a spicy cilantro chutney with bread, and veggies for dipping
Credit Dinnertime Confessional/Tumblr
From Dayton, Ohio, <a href="http://dinnertimeconfessional.tumblr.com/post/44522407895/dinner-for-my-babies-miles-5-micah-3#posts">TPC</a> shares her dinner: "Sweet Potatoes with a cinnamon-spiced agave drizzle, served with haricot vert (french green beans), and curried chicken (thighs) and cornbread."