Warming soil releases toxic metals that threaten fish and disrupt food chains. In Alaska’s Brooks Range, rivers that were ...

A new study reveals how thawing permafrost is transforming dozens of rivers in Alaska, leading to irreversible changes.

Geochemical reactions from thawing permafrost are leaching toxic metals into rivers throughout the Brooks Range in northern ...

Researchers found that ice can trigger stronger chemical reactions than liquid water, dissolving iron minerals in extreme ...

Warming Arctic permafrost is unlocking toxic metals, turning Alaska’s once-clear rivers into orange, acid-laced streams. The ...

The river's muddy waters contain levels of metals higher than the EPA's safe limits for aquatic life ...

In the wild, remote expanse of northern Alaska, rivers that once shimmered with crystal-clear water are now taking on a ...

In Alaska's Brooks Range, rivers once clear enough to drink now run orange and hazy with toxic metals. As warming thaws ...

In Alaska’s far north, something strange is happening. Rivers that once ran crystal clear are now turning a rusty orange, and ...

When John McPhee and his ragtag crew first kayaked into the pristine Alaskan wilderness in 1975, they were awestruck. The author, who chronicled his reconnaissance trip in the literary classic “Coming ...