Biodiversity

After a year of anxious waiting, scientists and researchers who’ve helped build one of the most successful species recovery programs in the nation have gotten a 13-year extension to finish their work.

Endangered fish in the Yampa River may benefit as coal-fired power stations close in the next 10 to 15 years.

A fen-restoration project aims to enhance the wetland’s ability to provide habitat, store and filter groundwater, and sequester carbon.

Dust suppression and habitat restoration are key elements in a plan to aid the Salton Sea, whose ills have been a sore point in Colorado River management.

The move is meant to help humpback chub, bonytail, razorback sucker and Colorado pikeminnow in an often-depleted section of the Colorado River.

The cities of Aurora and Colorado Springs are looking to develop additional water in Eagle County and divert it to Colorado's Front Range.

Voluntary agreements in California have been touted as an innovative and flexible way to improve environmental conditions in the Sacramento-San Joaquin Delta and the rivers that feed it. The goal is to provide river flows and habitat for fish while still allowing enough water to be diverted for farms and cities in a way that satisfies state regulators.

Should Colorado River water be used to grow alfalfa or subdivisions in the Phoenix metropolitan area?

A monitoring program is trying to ensure that Aspen Skiing Co.’s increased water use for snowmaking won’t harm area creeks.