Rises at 6:21 AM with 12:36 of sunlight, then sets at 6:57 PM
Rises at 1:22 AM with 13:55 of moolight, then sets at 3:17 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.