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“How large would Colorado be if I used a giant rolling pin and rolled it flat to 1 inch thick?”
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New ways to measure sea level means a humbling but not a total loss for the 14ers list, NOAA says.
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For the first time, the federal government is putting limits on “forever chemicals” called PFAS in the nation’s drinking water – a move that will protect communities across the Mountain West.
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The National Park Service is seeking the public's help in identifying the two men, caught on video pushing rocks off a cliff near the Redstone Dunes Trail earlier this month.
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Damage inside Glen Canyon Dam could mean problems with the "river outlet works," a set of small tubes near the bottom of the dam that were originally intended to release excess water when the reservoir is nearing full capacity. The dam allows water to pass through to the Colorado River and Grand Canyon.
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At the dawn of Colorado’s wolf reintroduction project, tourism leaders in mountain towns are offering mixed views on the animals. Some are fearful or indifferent, while others are cautiously optimistic they could become an attraction.
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On the side-effects of necessary water use cuts.
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Indigenous leaders across the Pacific have signed a treaty granting whales legal personhood. What protections will the designation offer the large mammals?
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Women make up half the population, so the cars they choose to drive matters — especially if they’re electric vehicles that can wean us off fossil fuels.
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A new report shows air pollution is affecting most national parks across the U.S., including parts of the Mountain West.
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A coalition of environmental groups has proposed a set of new rules for managing the Colorado River amid heated negotiations about how to share the water supply, which is shrinking due to climate changed.
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A new paper finds that current wildfire suppression policies can increase fire severity as much as decades of fuel accumulation and climate change. Using fire models, the area burned annually grew much faster under the current suppression policy when compared to a policy of allowing low- and moderate-intensity blazes to burn.