Rises at 4:50 AM with 18:07 of sunlight, then sets at 10:57 PM
Rises at 3:46 PM with 11:51 of moolight, then sets at 3:37 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.