Rises at 6:41 AM with 12:56 of sunlight, then sets at 7:37 PM
Rises at 5:52 PM with 11:00 of moolight, then sets at 4:52 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.