Rises at 7:10 AM with 12:15 of sunlight, then sets at 7:25 PM
Rises at 4:40 AM with 13:28 of moolight, then sets at 6:08 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.