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How a former state Republican became one of Colorado’s biggest climate hawks

Sen. Kevin Priola backed a drilling ban that many of his fellow Democrats couldn’t stomach

Locals wary of plan to recycle Leadville’s mining waste

Residents concerned plan to process historic mine waste could threaten Arkansas River, unearth town’s long-buried history

Want to recycle your own water at home? A new proposal could make that easier in Colorado

Legislation under consideration would ease the way for new homes in Colorado to adopt water-recycling systems. It would change state laws that have made the state one of the slowest in the r...

City of Durango hopes to start a conversation around water use

Study shows ‘exponential’ differences between highest and lowest users

Colorado launches a $450 e-bike rebate for everyone. So why aren’t many bike shops participating?

Program requires retailers to float costs of discounts for up to a year

Fort Lewis College receives grant from EPA for water testing solutions

Program seeks to lower cost and time it takes to test for bacteria in samples

Last coal-fired engine departs Durango train station, marking end of an era

Saturday was bittersweet for crews who sent No. 481 on its final ride before it’s converted for oil use

How to get solar power for your Colorado home – even if your own roof won’t work

If your own roof won’t work or you live in an apartment, you can try a community option instead, experts say

First Superfund site on Navajo Nation to address uranium mining pollution

Residents in Arizona community have suffered impacts of radiation exposure for decades

Escalante Middle School students educate community on anti-idling

Durango School District implements new environmentally friendly policies

Durango native named new executive director of 4CORE

Jenny Hill says her primary goal is to build organization’s workforce

Climate change is erasing decades of air quality improvements. It’s also making Colorado’s air worse

Climate change is fueling environmental conditions that are worsening air quality across Colorado and other Western states, new data shows. The data, recently released by the nonprofit First...