tundra

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Photo by Heather Wilde on Unsplash

A major climate force has been ignored for decades

Small mammals play an outsize role in shaping the world around them.
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From carbon sink to source: the stark changes in Arctic lakes

For millennia, lakes in Greenland’s dry tundra have locked up huge loads of carbon in their sediment. But as the Arctic becomes warmer and wetter, scientists believe these lakes could become sources of carbon, which would have important consequences for the world’s climate.
greenland tundra climate impacts
Photo by Colin + Meg on Unsplash

Caribou could save tundra from rising heat and shrinking ice

Scientists in Greenland found that tundra vegetation fares better when caribou and muskoxen are around to dine on encroaching, heat-loving shrubs.

willow project alaska biodiversity
Photo by Colin + Meg on Unsplash

7 wildlife species at risk from the Willow Project

Scientists warn the Willow Project not only damages the atmosphere but also threatens vulnerable wildlife — here are 7 examples.
white spruce are spreading north in Alaska
swanNPS/Flickr

These trees are spreading north in Alaska. That’s not good

White spruce trees are expanding into the Arctic tundra with stunning speed, with potentially serious consequences both for the region and the world.
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As Alaska warms, fires burn over and under' more wild land

As Alaska warms, fires burn over and under' more wild land

Lightning storms, drought and thawing tundra are making fires more destructive. In the vast wilderness, firefighting is a major challenge.
A Native Corporation wants to mine gold on the Kuskokwim River. Alaska Natives say no

A Native Corporation wants to mine gold on the Kuskokwim River. Alaska Natives say no

The world’s largest open-pit gold mine could destroy the tundra -- and the livelihoods of the communities that depend on it.
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