Rises at 6:31 AM with 10:48 of sunlight, then sets at 5:19 PM
Rises at 5:21 PM with 13:18 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.