Rises at 6:00 AM with 12:48 of sunlight, then sets at 6:48 PM
Rises at 2:41 AM with 12:08 of moolight, then sets at 2:49 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.