I often receive calls from concerned individuals about gray, fuzzy growths appearing on plants that seem to be causing harm. The culprit that raises the alarm is ...

Caribou depend on tundra plants like lichen and mosses; the shrubs and trees taking over the terrain are reducing the availability of that food favored by the animals. Dial has studied changes in ...

Lichens are a symbiotic combination of ... Additionally, ice can damage plants growing on the tundra. Ice affects the soil, kills plant roots, and often kills the plants outright.

"The fire has destroyed almost the entire ground cover - the mosses and lichens that are ... soil erosion processes: the tundra's upper cover, being left without plant protection, warms up faster ...