Rises at 5:45 AM with 14:35 of sunlight, then sets at 8:20 PM
Rises at 3:51 AM with 14:41 of moolight, then sets at 6:32 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.