Geography

Megafires triggered by drought and climate change have ravaged major Colorado water systems, and recent snowmelt will only make things worse.

Four states have embarked on formal meetings to negotiate jointly with some of the largest owners of Colorado River water rights: tribal communities.

If drought and climate change continue to sap the Colorado River, and a legal crisis erupts with downstream states, six of Colorado's eight major river basins could be forced to give up water.

Although snowpack in the mountains near Aspen is hovering above normal for this time of year, streamflows in the Roaring Fork River are predicted to be just 85% of normal for April.

Agencies share lessons learned as they recover from fires that destroyed facilities, contaminated supplies and devastated their customers

Earth Day offers a chance to highlight some Colorado projects and businesses that are moving the needle on water sustainability.

With another hot summer looming, Mexico is behind on its water deliveries to the United States, leading to water cutbacks in South Texas. A little-known federal agency has hit a roadblock in its efforts to get Mexico to comply.

Pitkin County is warming, the number of frost-free days is increasing and snowpack is declining—all of which have myriad impacts on life in the Aspen area.

Thirsty Front Range Colorado cities continue to drive the market for South Platte River farm water with Aurora announcing two major deals to acquire farms and their water rights.

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