river ice Alaska

When your only highways are ice

“The first half of the trip was in the forest and the second half on the tundra. The difference that those ecosystems imposed on the snow cover was beautifully manifest,”

Alfredo Soto holds lemming

Humble lemmings are an Arctic keystone species

Laura Nielsen for Frontier Scientists – Arctic temperatures are warming at twice the rate of lower latitudes’, making the area one of the most rapidly changing regions on Earth. Arctic ecosystems are facing radical alteration. And, surprisingly, a tiny furry rodent may be a major player in those changes. Lemming populations have a powerful impact on […]