Rises at 7:45 AM with 9:06 of sunlight, then sets at 4:51 PM
Rises at 2:55 AM with 11:03 of moolight, then sets at 1:58 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.