Rises at 6:50 AM with 10:00 of sunlight, then sets at 4:50 PM
Rises at 8:49 PM with 13:55 of moolight, then sets at 10:44 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.