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August 19, 2022
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How Flagstaff, Arizona, switched to LEDs without giving astronomers a headache

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Enlarge/ A couple of different types of dark-sky-friendly LED streetlights. 141 with 87 posters participating, including story author I feel like were protecting the last tree, in a way. Thats what Flagstaff, Arizona, city council member Austin Aslan said a…
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