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1932

Climate Change

Photograph of three people in hiking gear walking on gravel alongside a winding creek. There are conifers growing to the side, and clouds plus a large body of water in the distance.
Living World

As glaciers retreat, new streams for salmon

Ecologist Sandy Milner has traveled to Alaska for decades to study the development of streams flowing from melting glaciers. He’s seen insects move in, alders and willows spring up, and spawning fish arrive in thousands.

A young grizzly bear climbs over a highway guardrail.
Food & Environment

Getting along with grizzly bears

In rural Alaskan and Canadian communities, reducing conflict between people and their wild neighbors means both species must change their behavior

Photo shows a colorful collection of more than a dozen different sized insects atop a white background.
Living World

Why are there so many beetle species?

Diet played a key role in the evolution of the vast beetle family tree

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