Periods of clouds and sun
Rises at 5:43 AM with 14:41 of sunlight, then sets at 8:24 PM
Rises at 7:34 PM with 10:26 of moolight, then sets at 6:00 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.