In Alaska, some glaciers are changing so quickly, said Chris Larsen, a geophysicist at Fairbanks, that he can no longer remember what they looked like 10 years ago. “It’s worse than watching a ...

The mountain is about 14,410 feet high and is the highest volcanic peak in the US. Mount Rainier park has the most extensive ...

Climbing the highest peak on each continent is one of the most iconic challenges in the world of mountaineering. Popularly ...