Rises at 4:54 AM with 15:47 of sunlight, then sets at 8:41 PM
Rises at 1:28 AM with 12:35 of moolight, then sets at 2:03 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.