Rises at 5:40 AM with 15:20 of sunlight, then sets at 9:00 PM
Rises at 4:32 PM with 9:36 of moolight, then sets at 2:08 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.