IDAFactSheet International Dark-Sky Association 3223 North First Avenue, Tucson, AZ[removed]USA • [removed] • FAX [removed] • www.darksky.org What is the IDA? Established in 1988, the International - Campaign for Dark Skies - Document - PDFSEARCH.IO

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Date: 2014-08-04 12:03:17 Architecture Optics Dark-sky movement Lighting Skyglow Polarized light pollution Campaign for Dark Skies Light pollution Astronomy International Dark-Sky Association		IDAFactSheet International Dark-Sky Association 3223 North First Avenue, Tucson, AZ[removed]USA • +[removed] • FAX +[removed] • www.darksky.org What is the IDA? Established in 1988, the International Add to Reading List Source URL: www.darksky.org Download Document from Source Website File Size: 305,12 KB Share Document on Facebook

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