Rises at 5:04 AM with 17:30 of sunlight, then sets at 10:34 PM
Rises at 10:46 AM with 16:45 of moolight, then sets at 3:31 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.