Saturday, August 16, 2025

Skyglow Dims Our Night Skies, Yet Innovative Outdoor Lighting Can Restore the Stars

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In Kirksville, Missouri, astronomy professor Gokhale and Truman State University students are working to combat light pollution and restore visibility of the night sky, including the North Star, which has become increasingly obscured. Inspired by Flagstaff, the first Dark Sky city, they have conducted an inventory of the university’s outdoor lighting and are retrofitting fixtures to improve light direction and efficiency by utilizing amber LEDs. This initiative aims to reduce skyglow, enhance nighttime visibility for both students and wildlife, and ultimately serve as a model for the broader Kirksville community. The project not only addresses the aesthetic and environmental impacts of excessive lighting but also highlights the detrimental effects of light pollution on sleep patterns and wildlife, particularly nocturnal species and migratory birds.

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