MD of Foothills No. 31 Dark Sky Bylaw Keeping the Night Skies Dark – 2011 - Architecture of the night - Document - PDFSEARCH.IO

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	MD of Foothills No. 31 Dark Sky Bylaw Keeping the Night Skies Dark – 2011 Add to Reading List Document Date: 2011-11-22 17:20:28 Open Document File Size: 2,80 MB Share Result on Facebook Country Canada / / Facility Observatories The University of Calgary’s Rothney Astrophysical Observatory / Canada’s Wilson Coulee Observatory / / IndustryTerm advertising/entertainment / advertising/entertainment purposes / outdoor advertising / exterior applications / / Organization Council of the Municipal District1 of Foothills / University of Calgary / Royal Astronomical Society of Canada / Government of Canada / / Position General / / Product Laser / / ProvinceOrState Alberta / Maryland / / Technology Laser / ADC / / SocialTag Architecture Light sources Light pollution Light-emitting diodes Light fixture Street light Mercury-vapor lamp Sodium-vapor lamp High-intensity discharge lamp Lighting

MD of Foothills No. 31 Dark Sky Bylaw Keeping the Night Skies Dark – 2011Add to Reading List