Colorado lawmakers want to add more restrictions on thirsty grass in new residential developments in an effort to conserve ...

Colorado lawmakers want to add more restrictions on thirsty grass in new residential developments in an effort to conserve water. House Bill 1113 would limit planting non-functional turf, artificial ...

This unique adventure involves hiking, swimming, jumping into natural pools, and descending waterfalls along the river. Its organized through tourist agencies or ...

Each year, millions of visitors marvel at the geological intricacy and beauty of the vast chasm of the Grand Canyon carved ...

Members of the “Protect the Dolores” coalition had hoped former President Joe Biden would designate the rugged canyonlands ...

The flat farm fields stretched west on either side of U.S. Highway 212 while we were bound for South Dakota. Once we approached the Buffalo Ridge near the western border of Minnesota, crossed the ...

Of all the challenges facing the Colorado River, there’s at least one that all stakeholders are working on collaboratively, ...

The Grand Canyon in Arizona is one of Earth's natural wonders, carved out over millions of years by the gradual erosion power ...

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Battling invasive species will fortify grasslands, forests against future catastrophes but guest columnist Bob Budd argues success will depend on bypassing man-made boundaries.

Two Grand Canyon-size features on the far side of the moon were likely formed in about 10 minutes after an unknown object ...

The gigantic Yellowstone Grand Canyon, lined with volcanic rock. With all the effects of hydrothermal activity, river erosion ...