Rises at 7:39 AM with 9:51 of sunlight, then sets at 5:30 PM
Rises at 5:00 AM with 10:49 of moolight, then sets at 3:49 PM
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.