environment

Invasive species are on the march in the Colorado River, threatening everything from endangered native fish in Arizona to Colorado's juicy Palisade peaches.

Colorado Parks and Wildlife is asking the public to help track river otters through a new iNaturalist project marking 50 years since their reintroduction.

Since October 2023, Aspen has required restaurants to compost, keeping thousands of tons of organic material out of the landfill and reducing greenhouse gas emissions.

Recovery is underway on Stoner Mesa after last year’s wildfire, but low snowpack in southwest Colorado could bring earlier fire risk this spring.

A new outlook warns of increased wildfire risk across Colorado and the West, driven by drought, low snowpack, and a warm, dry winter.

The Forest Service plans to limit dispersed camping at Navajo Lake in the Lizard Head Wilderness, reducing sites from more than 50 to nine to protect water quality, wildlife habitat, and wilderness conditions.

Low river flows and invasive zebra mussels are raising concerns in southwest Colorado, as experts warn of a short boating season and risks to waterways.

Rain Enhancement Technologies, a private company, is testing a different approach to cloud seeding at a couple of project sites in the Rocky Mountains. The method is known as ionization cloud seeding and doesn't use silver iodide.

Leaders of environmental groups are issuing fresh warnings this week about the impacts the ongoing gridlock could have in the river basin.

State regulators cite groundwater violations and legacy nuclear waste.