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Science
Night Skies Are Growing 10% Brighter Each Year, and Your City's LEDs Are Part of the Problem
Night skies are brightening by roughly 10% each year, and city LEDs are now a leading culprit.
Led Lighting
2 trends tracked about this subject — the full history, oldest to newest below.
◼ Archived
Science
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Astronaut’s Before-and-After Photos Show How Cities Switched From Orange to White Light
Recent NASA astronaut photography captures a dramatic color shift in city nightscapes as orange glows are replaced by white LED brightness.