Rises at 5:18 AM with 15:37 of sunlight, then sets at 8:55 PM
Rises at 4:52 PM with 10:58 of moolight, then sets at 3:50 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.