Clouds giving way to some sun and cooler
Clear and chilly
Rises at 6:00 AM with 14:50 of sunlight, then sets at 8:50 PM
Rises at 5:57 PM with 10:54 of moolight, then sets at 4:51 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.