For a small Colorado utility, 100% renewable energy is old news
The utility serving Aspen, Colorado reached 100 percent renewable energy three years ago while keeping costs low, and the repowering of a Nebraska wind farm will save even more money.
Colorado co-ops consider dropping their energy provider
A cooperative that serves four Western states could soon be losing customers amid concerns it’s not moving away from coal quickly enough.
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Q&A: A Colorado scientist puts theory into practice as utility leader
Bryan Hannegan, a former researcher at the National Renewable Energy Laboratory in Colorado, is putting