![Light / Astronomy / Light sources / Visibility / International Dark-Sky Association / Night sky / Polar bear / Survival / Sky / Observational astronomy / Light pollution / Lighting Light / Astronomy / Light sources / Visibility / International Dark-Sky Association / Night sky / Polar bear / Survival / Sky / Observational astronomy / Light pollution / Lighting](https://www.pdfsearch.io/img/b8fd8449a7dc7b928295cbb1d38078fc.jpg)
| Document Date: 2013-12-17 16:27:10 Open Document File Size: 843,76 KBShare Result on Facebook
IndustryTerm less energy / oil / energy / difficulty finding food / / Organization International Dark-Sky Association / U.S. Department of Interior / Fish & Wildlife Service Ages / / URL www.darksky.org / /
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