Rises at 6:40 AM with 10:45 of sunlight, then sets at 5:25 PM
Rises at 3:44 PM with 13:45 of moolight, then sets at 5:29 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.