pollution

Montana’s environmental regulatory agency is reaffirming its argument that a pollution standard for Lake Koocanusa follows state and federal law. The draft findings come after a state review board called it into question.

BILLINGS, Mont. (AP) — The Trump administration on Monday finalized its weakening of an Obama-era rule aimed at reducing pollution from coal-burning power…

The results of a plastic contamination survey of 50 waterways in Montana is expected in October.

Classic spiral spider webs are made by orb-weaving spiders which weave them deadly traps for flying insects. But orb spider webs are also…

A report released today by The Northern Plains Resource Council (NPRC) says a more thorough cleanup of the coal ash ponds at the Colstrip power plant will…

Richest Hill episode 01: Get to know Butte, Montana, one of America's biggest Superfund sites and one of Montana’s most compelling places. Richest Hill is…

An administrator with the Environmental Protection Agency who’s been praised by leaders in Butte and Anaconda has been promoted to become a senior advisor…

HELENA — If two bills in the Montana Legislature aimed at reducing plastic waste become law, diners would need to request a plastic straw at a restaurant,…

Two University of Montana faculty members won a $1 million grant last week to help conservation groups improve water quality in the Atlantic Coast’s…

Tuesday, two states announced they’re suing the Trump administration just hours after it announced sweeping rollbacks of Obama-era regulations on methane…