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In late winter, when the high mountains of Wyoming, Montana and Idaho are buried in snow, female wolverines in hidden dens give birth to one or two pure white kits. Scientists suspect the snow helps insulate the kits and protect them from predators like wolves, which might explain why...

Throughout late March and into April, much of the West experienced unseasonably warm days. Then, in late April, temperatures plummeted in Southwest Colorado’s San Juan Mountains and more than 2 feet of wet, heavy spring snow fell. Suddenly, ski boots were out again and for a day or...

Geoscientists have for the first time revealed the magma plumbing beneath Mount St. Helens, the most active volcano in the Pacific Northwest. The emerging picture includes a giant magma chamber, between 5 and 12 kilometers below the surface, and a second, even larger one,...

Seated in a circle around the conference room at Blue Mountain Community College in Pendleton, about 30 people gathered Saturday afternoon to discuss the effects of climate change on local forests and what can be done to make the landscape more adaptable.

Wildfire weighed...

The glaciers in Glacier National Park are melting.

Snowpack in Yellowstone National Park is decreasing.

Blueberry bushes in Acadia National Park are flowering weeks earlier than they did more than 100 years ago.

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A new study by NASA and several partners has found that in California's Sierra Nevada, atmospheric river storms are two-and-a-half times more likely than other types of winter storms to result in destructive “rain-on-snow” events, where rain falls on existing snowpack. Those events...

By 2050, climate change will increase the groundwater deficit even more for four economically important aquifers in the Western U.S., reports a University of Arizona-led team of scientists.

The new report is the first to integrate scientists’ knowledge about groundwater in...

Scientists from the United States National Park Service (NPS) and three American universities predict a complex future for populations of the diminutive and charismatic pika. The hamster-sized member of the rabbit family lives in rocky, icy patches in the western United States.

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Forest soils across New England will store fewer nutrients and metals - some beneficial, some harmful -- as climate change prompts maples and other deciduous trees to replace the region's iconic evergreen conifers, a Dartmouth College study finds.

The ...

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