Intervals of clouds and sun
Rises at 7:11 AM with 10:14 of sunlight, then sets at 5:25 PM
Rises at 1:15 PM with 10:22 of moolight, then sets at 11:37 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.