Light pollution is a man-made problem caused by the excessive use of artificial lights, especially at night. These lights can disrupt natural sleep cycles, waste energy, and even mislead migratory ...

Light pollution, defined as the improper use and overexposure to artificial light at night, has emerged as a significant global environmental issue with far-reaching consequences. Research shows that ...

Peggy Singlemann visits astronomer Kelsey Johnson at UVA’s Morven Sustainability Lab to learn how light pollution impacts plants and wildlife. Featured on VHG episode 2507, September 2025. Virginia ...

Light pollution is reshaping ecosystems and human health. Discover how dark-sky initiatives protect nocturnal ecology and ...

Earth's satellite problem is only getting worse as time goes on and more satellites are sent into orbit. One of the chief issues with the number of satellites in orbit is how much they can affect our ...

City birds are working overtime because of light pollution, according to a new study. Researchers found that birdsong continues throughout a longer portion of the day in areas with more artificial ...

Clouds drift past the many channels of the Palo Alto Baylands as the sun sets in this file photo. Photo by Veronica Weber. In an effort to be not only be politically correct but also environmentally ...