Atmospheric river storms can drive costly flooding – and climate change is making them...
Earth's biggest rivers are streams of warm water vapor in the atmosphere that can cause huge rain and snowfall over land. Climate change is making them longer, wetter and stronger.
Degrees of warming: Rising temperatures, shorter winters and a declining snowpack are impacting Aspen’s...
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.
As 2020 kicks in, historic Colorado River Drought Plan will get its first test
This year, the first-ever Colorado River Drought Contingency Plan is set to launch, and water officials expect 2020 to bring unprecedented changes to the way the river is run, including cutbacks in water use by some states.
5 essential reads about snow and ice
With winter underway, learn more about the science behind ice and snow.
As the Salton Sea shrinks, it leaves behind a toxic reminder of the cost...
Scientists fear that eventually the toxic residue of more than a century of agricultural runoff will be blown into the air — and into the lungs of residents.
Can a grand vision or incremental change solve the Colorado River's challenges?
With talks looming on a new operating agreement for the river, a debate has emerged over the best approach to address its challenges.
Crisis on the Colorado Part V: Bringing New Life to a Stressed River
The Colorado River has been dammed, diverted, and slowed by reservoirs, strangling the life out of a once-thriving ecosystem. But in the U.S. and Mexico, efforts are underway to revive sections of the river and restore vital riparian habitat for native plants, fish, and wildlife.
Crisis on the Colorado Part IV: In Era of Drought, Phoenix Prepares for a...
Once criticized for being a profligate user of water, fast-growing Phoenix has taken some major steps — including banking water in underground reservoirs, slashing per-capita use, and recycling wastewater — in anticipation of the day when the flow from the Colorado River ends.
Crisis on the Colorado Part III: Running Dry– New Strategies for Conserving Water
Communities along the Colorado River are facing a new era of drought and water shortages that is threatening their future. With an official water emergency declaration now possible, farmers, ranchers, and towns are searching for ways to use less water and survive.
Crisis on the Colorado Part II: On a Water-Starved River, Drought Is the New...
With the Southwest locked in a 19-year drought and climate change making the region increasingly drier, water managers and users along the Colorado River are facing a troubling question: Are we in a new, more arid era when there will never be enough water?