Staging version updated 12/5/2023

An initiative of the Center for Environmental Journalism at the University of Colorado Boulder

Some Western cities offer residents “cash for grass” to reduce irrigation

A study in 2016 showed that lawns are the largest irrigated crop in America.

Does cloud seeding work? Scientists watch ice crystals grow inside clouds to find out

Cloud seeding occurs in more than 50 countries, but we still don’t know whether it works.

Data viz: surveying Colorado River Basin maps

This collection of Colorado River Basin maps includes public domain images and other cartographic resources for depicting the watershed.

A dry subject: how scientists map drought conditions

Scientists have a variety of measures of drought, but some are starting to use the term "aridification" to describe the long-term drying of the Southwest.

Western states buy time with a 7-year Colorado River drought plan, but face a...

The Drought Contingency Plan for the Colorado River is a historic agreement but it has some serious shortcomings.

Climate change will mean more multiyear snow droughts in the West

Ifclimate change continues relatively unabated, consecutive years with snow drought conditions will become much more common, with impacts on cities, agriculture, forests, wildlife and winter sports.

At least 2% of US public water systems are like Flint’s

Is your community’s water tainted with lead? The data might not have been reported.

Denver developer, former governor make $118M play for San Luis Valley water

A well-connected metro Denver water developer is proposing to export millions of gallons of water from the San Luis Valley to Douglas County.

Aurora, Colo. Springs seek to drill on lower Homestake Creek dam sites

The cities of Aurora and Colorado Springs are increasing their efforts to develop a reservoir on lower Homestake Creek in the Eagle River Basin.

CWCB changes course, will open most demand management meetings to public

The Colorado Water Conservation Board has decided to hold upcoming workgroup meetings about a potential water-demand management effort in public