IDA Oregon, established 2019

Our mission is to preserve Oregon's magnificent dark skies and to diminish light pollution for the health, safety, and well-being of all life.

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"Just look up, we are all under the same starry sky." - unknown


*  Light Pollution and Lighting Codes: An Analysis of the Light Pollution Control Effectiveness of the IDA-IES Model Lighting Ordinance and the IDA Pattern Outdoor Lighting Code  U.S. Naval Observatory Flagstaff Station January 2013

*  Light Pollution in the USA and Europe: the good, the bad and the ugly.  Published in Science Direct for the October 2019 issue.

The New World Atlas of Artificial Night Sky Brightness 

Astrotourism and Night Sky Brightness Forecast: First Probabilistic Model Approach

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