Rises at 6:48 AM with 13:45 of sunlight, then sets at 8:33 PM
Rises at 2:06 AM with 10:05 of moolight, then sets at 12:11 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.