Rises at 6:30 AM with 13:15 of sunlight, then sets at 7:45 PM
Rises at 9:34 PM with 13:44 of moolight, then sets at 11:18 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.