Sun giving way to clouds and warmer
Rises at 6:45 AM with 10:24 of sunlight, then sets at 5:09 PM
Rises at 2:35 PM with 14:15 of moolight, then sets at 4:50 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.