Every year some 15,000 hikers suit up and climb Mount Kilimanjaro, the world's tallest freestanding mountain. They hire porters and pay anywhere from $900 for a basic package to $5,000 for luxury ...

The white cap of Kilimanjaro has towered over the African plains for untold ages but its glaciers are under threat from climate change. “When the world first started taking climate change ...

In recounting his journeys to Mount Kilimanjaro, ecologist Marcell Peters remembers how difficult it was to breathe at more than 3,500 meters above sea level. Up in the subalpine forests on the upper ...