Rises at 8:20 AM with 8:56 of sunlight, then sets at 5:16 PM
Rises at 3:37 PM with 15:02 of moolight, then sets at 6:39 AM
Aug 30, 2012; 5:00 AM ET If you're longing to ski the Alps or swim in the Great Barrier Reef, you may be running out of time. A changing climate may beat you to the punch line. Valerie Smock has more.