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Light / Astronomy / Light sources / Visibility / International Dark-Sky Association / National Dark-Sky Week / Sky / Astronomy Day / Night sky / Light pollution / Observational astronomy / Lighting


“… to preserve and protect the nighttime environment and our heritage of dark skies” 3223 North First Avenue Tucson, AZ 85719, USA tel +[removed]
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Document Date: 2014-04-28 22:30:32

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File Size: 279,71 KB

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City

Tucson / /

Country

United States / /

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Event

Environmental Issue / /

Holiday

Earth Day / /

IndustryTerm

greenhouse gas emissions / energy security / energy / shielded fixtures waste energy / /

Organization

International Dark-Sky Association / /

Person

Jennifer Barlow / /

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Position

communications and public affairs director / Scientist / /

ProvinceOrState

Arizona / /

TVShow

life on Earth / /

URL

http /

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