Rises at 6:30 AM with 13:35 of sunlight, then sets at 8:05 PM
Rises at 4:44 AM with 14:05 of moolight, then sets at 6:49 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.