How can the U.S. National Parks attract more minority visitors? America's national parks were created as free spaces for all to enjoy, but in both visitors and employees, they have struggled with diversity. A poll done by the National...

There are about 30,000 square miles of glaciers in Alaska, many of which have been melting rapidly. The largest, the Bering glacier, deposits 6.5 trillion gallons of water a year into the Gulf of Alaska. From: AERIAL AMERICA: