A wind turbine with the sun shining in the sky. Gov. Jared Polis has set a goal to get Colorado powered by 100 percent renewable sources by 2040. (John Leyba, Special to The Colorado Sun)

Environmentalists are demanding aggressive action on climate change. How far will Colorado Democrats go?

The political right in Colorado says the defeat of 2,500-foot setback measure signals the state is OK with the status quo for oil and gas

Politics and Government Primary category in which blog post is published

Nicolais: Don’t be shocked by a drawn-out Democratic primary in Colorado Senate race

Despite the entry of two-term Gov. John Hickenlooper, prepare for 10 months of infighting with progressive candidates

Opinion