The number of mining claims on U.S. public lands is growing. A 27% increase since 2019 has brought the total to nearly a half-million. A new study showed many are in close proximity to, and could ...

Coal-fired power plants and the oil and gas sector are the main sources of haze pollution in Wyoming. This air pollution, which can travel hundreds of miles from its source, affects parks like Grand ...

A New Thermal Steam Vent Is Grabbing Attention in Ever-Changing Yellowstone National Park YELLOWSTONE NATIONAL PARK, Wyo. (AP) — A new thermal vent spewing steam in the air at Yellowstone ...