Give where the need is greatest
Note: Select a region before finding a country.
Low clouds, then sun
Low clouds, then sunshine
of sunlight, then sets at
of moolight, then sets at
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.