Geography

This page features photos of the Moffat Tunnel at the Winter Park Ski Resort, the Fraser River outside of Granby, Colorado, and Gross Reservoir in Boulder County. The Moffat Tunnel...

Changing storms in the Southwest are altering timeless food traditions as researchers grapple with how to study the monsoon’s erratic nature.

This photo gallery features images shot during a Lighthawk aerial photo flight over Gross Dam and Reservoir, west of Boulder. Denver Water has proposed raising the dam by 131...

As drought and climate change sap the Colorado River, even the water in the Upper Basin’s high-elevation reservoirs isn’t enough to protect the larger system.

This page features aerial photos of Theodore Roosevelt Lake and Theodore Roosevelt Dam, along the Salt River east of Phoenix. Roosevelt Dam, which rises 357 feet, was the first structure completed as a part of...

The releases from Flaming Gorge, Blue Mesa and Navajo reservoirs are designed to bolster hydropower production at the ailing Lake Powell.

Diane Mitsch Bush, the Democratic candidate for Colorado’s 3rd Congressional District, pledged cooperation and Lauren Boebert, her Republican challenger, promised to fight — the Front Range, neighboring states and the federal government — to protect Western Slope water.

Front Range water providers hope to expand a program that uses a new technology they say will revolutionize water management in Colorado.

How did California get battered by a relentless barrage of devastating atmospheric river storms despite La Niña?

A majority of survey respondents said they support the project but don’t want to pay for it and would conserve more water in order to avoid it.