These trees were once part of a thriving forest, but then the cooling climate entombed them under thick layers of mountain ice.

The temporal and spatial snow cover dynamics is the primary factor controlling the plant communities' composition and biogeochemical cycles in arctic and alpine tundra. However, the relationships ...

In July, the Mount Rainier white-tailed ptarmigan was officially listed as threatened by the U.S. Fish and Wildlife Service ...

Alpine tundra also encompasses approximately 1/3 of the park. Alpine tundra is a fundamental and fragile resource, which requires park managers to give this ecosystem increased attention for ...

Within a 6 km (4 mile) radius of the MRS, researchers have access to a multitude of vegetation types, including ponderosa pine, lodgepole pine, aspen, and spruce-fir forests, montane and subalpine ...