Rises at 6:43 AM with 13:37 of sunlight, then sets at 8:20 PM
Rises at 3:33 PM with 12:47 of moolight, then sets at 4:20 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.