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Western tribes march against uranium mill in southeast Utah

Indigenous communities worry about air, water quality; mill owners defend operations as safe

Wolf Creek Village plan loses third legal fight for access road atop Wolf Creek Pass

Texas billionaire has spent 36 years vying for access to an inholding where he plans a resort village for 10,000 residents

Colorado’s official state fish makes second comeback after previously thought extinct

Wildlife officials report a breeding population of greenback cutthroat trout

Colorado is falling behind on its mandate to cut greenhouse gases

New state assessment shows big gaps in goals for transportation emissions

A new mosquito is stalking New Mexico. Is the state ready?

Climate change creates a hospitable environment as United Nations warns of potential for disease spread

How do you keep Colorado hikers from falling 300 feet down a mine shaft? Foam

Since 1980, officials have gated and plugged more than 13,000 inactive mines

Climate damage from oil leases on U.S. land gets second look

Leases put up for sale during Trump administration

Monarch butterfly placed on international endangered species list, but might it be making a comeback?

Western insect population sees surge in 2021

With CORE Act stalled, supporters want Biden to use executive action

Public lands bill has been unable to advance past the Senate for years because of Republican opposition

Colorado grant will provide fire mitigation, learning opportunity around Edgemont Highlands

Southwest Conservation Corps will create defensible space in subdivision

‘Reach up and touch the stars:’ The dark is starting to shine through Colorado’s astrotourism

Lake Fork Valley Conservancy starts ambitious project to transform park into a nocturnal classroom

Colorado Democrats, environmental groups cheer Senate passage of ‘historic’ climate bill

$369 billion package is a scaled-down version of a $2.2 trillion proposal