Clouds to start, then sunshine returns
Rises at 6:40 AM with 13:45 of sunlight, then sets at 8:25 PM
Rises at 1:39 PM with 11:06 of moolight, then sets at 12:45 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.