Rises at 6:40 AM with 11:39 of sunlight, then sets at 6:19 PM
Rises at 1:56 AM with 13:30 of moolight, then sets at 3:26 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.