The cost of photovoltaic solar systems, like this one at Denver International Airport, are dropping, which gives communities , including Denver, driving toward 100 percent renewable electricity hope that they can reach their goal. (Photo provided by Denver International Airport)

Boulder, Pueblo could be the next cities to create their own utilities in pursuit of 100 percent renewable energy

Nine governments are moving toward having their cities powered by 100 percent renewable energy. Longmont and Fort Collins have the best chances.

Energy Primary category in which blog post is published
Environment Primary category in which blog post is published

Deep mountain snow raised Lake Mead, Lake Powell water lines. But for the first time, supply cuts loom downstream.

The Colorado River Drought Contingency Plan inked this spring is triggering “a new era” of mandatory cuts for Arizona and Nevada

Transportation Primary category in which blog post is published

Colorado commission votes 8-1 to adopt zero-emissions vehicle mandate after three-day hearing

Colorado's adoption of ZEV rule means more electric vehicles will be on sale in the state. Commissioner Tom Gonzales voting against the rule.