Restoring natural infrastructure, such as beaver habitat and the wetlands it creates, could shield communities from damaging floods, remove toxins and high sediment loads from water, and reduce the apocalyptic effects of megafires.
It has survived invasive predators, too-cold water, poisoning, electro-shocks, and a ginormous dam. Still, the chub persists.
In Arizona, finding water in the wilderness means discovering a source of life.
Population growth, agricultural withdrawals and climate change have badly diminished the river and threaten its future.
The razorback sucker has survived in the river for more than 3 million years. Climate change could end that.
As Colorado grapples with a demand-management program, there could be unintended consequences for animals that use irrigated agriculture for habitat.
Beavers are making a comeback as researchers look for ways to restore rivers and wetlands while improving the health of drought-stressed aquifers.
A farmer and environmentalist formed an unlikely partnership to improve fish habitat in the San Luis Valley.
A coalition of high-profile businesses have signed up to add additional water for fish, farmers and hydropower generation to a key segment of the drought-stressed Colorado River.
A science panel argues for a new approach to make research nimbler and more forward-looking to improve management in the ailing Delta.
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