Rises at 6:43 AM with 10:00 of sunlight, then sets at 4:43 PM
Rises at 2:14 AM with 11:46 of moolight, then sets at 2:00 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.