Links for Advocates DarkSky Colorado Beginner's Guide IDA Colorado Beginner's Guide DarkSky Colorado Advocates Lighting Policy Annotatated Bibliography Annotated Bibliography Research The IDA hosts the ALAN database of research literature on light pollution. ALAN database The IDA Montana chapter has a large annotated bibliography of research and resources, with links to each. Montana bibliography Fixture Selection IDA’s Fixture Seal of Approval. IDA Fixture Seal Search “dark sky outdoor lighting” NOTE: not all of these are “dark sky” by IDA standards Home depot search Standard definitions of lighting terminology, from the Illuminating Engineering Society IES Definitions Darksky.org Resources Outreach Material Outreach Material for Educators Map of IDA Chapters Join IDA now Working Areas Streetlights 3000K Recommendation Sports Lighting Public Policy Light Pollution Impact Ecosystems Energy Waste Human Health Night Sky Heritage Neighbor Organizations Regional (Western U.S.) Colorado Plateau Dark Sky Cooperative Includes a portion of the states Colorado, Utah, New Mexico and Arizona. Colorado Plateau Dark Sky Cooperative Western Dark Sky Dashboard Shows the location of IDA dark sky places in the Western US. Dark Sky Dashboard IDA State Chapters (Western U.S.) IDA Missouri IDA Montana IDA Oregon IDA South Dakota IDA Texas IDA Utah