Intervals of clouds and sunshine
Rises at 7:33 AM with 11:34 of sunlight, then sets at 7:07 PM
Rises at 4:35 AM with 12:53 of moolight, then sets at 5:28 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.