Rises at 3:40 AM with 20:23 of sunlight, then sets at 12:03 AM
Rises at 7:41 PM with 8:25 of moolight, then sets at 4:06 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.