Rises at 6:15 AM with 11:55 of sunlight, then sets at 6:10 PM
Rises at 4:37 PM with 12:47 of moolight, then sets at 5:24 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.