Each color relates to a range of numbers associated with air quality on a scale designated by the Environmental Protection ...

Dozen rivers subject to 'hoot owl' restrictions on afternoon fishing or all-out closures as biologists grapple with warming ...

Rangelands are the most widespread and most imperiled ecosystems on the planet, according to McNew. North America has ...

President announces all-of-government effort to protect ecosystems, boost recreation access on public lands while stripping ...

New bills establish dedicated funding for infrastructure to reduce wildlife-vehicle collisions and reconnect fragmented ...

An increase in national park entry fees for foreign visitors at Yellowstone would cover maintenance budget backlogs, says PERC study. Some wonder if the expense would have repercussions. Credit: Jim ...

The forests that bounced back quickly after the Yellowstone’s fires of 1988 were full of lodgepole pines that possessed a trait called serotiny. The cones of serotinous pines spring open and release ...

In his new documentary, "Real Yellowstone," director Tom Opre considers the interlocking challenges of raising crops and livestock on the same landscape that attracts elk, buffalo, hunters and ...

Conservation groups in federal district court last week alleged the U.S. Fish and Wildlife Service violated the Endangered Species Act by inadequately considering challenges faced by gray wolves.

Conservation groups in federal district court last week alleged the U.S. Fish and Wildlife Service violated the Endangered Species Act by inadequately considering challenges faced by gray wolves.