This is the region of the EPA that includes Colorado. This is a particularly well designed site that includes local and regional issue updates. A wealth of information and advice on spawl issues nationwide is available at this site. This is a commericial site that is dedicated mostly to helping citizens fight the sprawl of big - box stores. This is perhaps the only link you will ever need to access a vast array of information from all levels of government.
Links are also available here for news about presidential and other political issues.
Rocky Mountain Institute Founded by Hunter and Amory Lovins in Snowmass, Colorado.