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Researchers have found the sound that soot makes under bright light can be used to assess the impact of wildfires.
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With the habitat shrinking for Lahontan Cutthroat Trout, fish and wildlife officials are working to return the fish to a river in the Mountain West.
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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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A federal judge in the Mountain West recently ruled in favor of wild horse advocates who sued federal land managers for failing to stick to their own rules.
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A legal analysis by regional and national animal welfare groups says Wyoming’s animal cruelty statute should apply.
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A new report shows wind and solar power account for more of America’s energy than ever before. Some states in the Mountain West are helping lead the charge.
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The state won't know until May or June whether the chemical deployed in the Snake River worked to kill all the mussels.
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A partnership between the USFS and Pitkin County is starting to provide insights into where beavers can best thrive in the Roaring Fork watershed. Officials are hoping that they can use the data to make the ecosystem more beaver-friendly.
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Many Americans are trying to lower their energy bill – and carbon footprint– by turning to rooftop solar panels. A new report shows where in the U.S. it makes the most financial sense to go solar.
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New research could help stakeholders bring water use along the Colorado River back in sync with what nature provides. In Wyoming and other Upper Basin states, 90% of irrigated farming is used to feed cattle, which accounts for more than three times the water use of all cities, towns, commercial and industrial uses combined.
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Wyoming authorities cited and fined the man $250, but so far have brought no other legal penalties for publicly displaying and killing wild wolf.
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Colorado lawmakers are facing a $170 budget shortfall, which could impact an effort to reduce air, water and soil pollution in low-income neighborhoods and communities of color that have experienced disproportionate health impacts for decades.