• Outreach materials from DarkSky International

• Recommended lighting practices, A Collaborative Effort by the Permian Basin Petroleum Association, the Texas Oil and Gas Association, and the McDonald Observatory

• Colorado Plateau Dark Sky Cooperative

• Santa Fe Conservation Trust

• Pajarito Environmental Education Cebnter

• Night Sky Santa Fe

• Dark Sky Land

• Dark Skies of the Wet Mountain Valley

• Dark Sky Colorado

• Dark Sky Texas

• Arizona Astronomy Consortium

• Flagstaff Dark Skies Coalition

• Dark Sky Consulting

Videos, etc:

• Colorado

• LA County

• DarkSky Land – Santa Fe Railyards