Rises at 6:46 AM with 13:46 of sunlight, then sets at 8:32 PM
Rises at 7:21 PM with 11:15 of moolight, then sets at 6:36 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.