Related links 

If you would like more information on topics related to air quality and other resources in the Gorge, the links below may be of interest.

• Dark Skys Northwest: Dark Skies Northwest is dedicated to preserving and promoting beautiful night time skies in the Northwest United States by working to reduce light pollution.
• U.S. Forest Service: This site has information on air quality and ecosystem resources in the region.
• Improve (Air Monitoring): This Colorado State University site has information on visibility science and air monitoring.