When satellites take pictures of Earth at night, how much of the light that they see comes from streetlights? A team of scientists from Germany, the U.S., and Ireland have answered this question for ...

Excess light at night can contribute to air pollution, according to a study by scientists at the National Oceanic and Atmospheric Administration (NOAA) and the Cooperative Institute for Research in ...

Any local authority would jump at the chance of reducing its power consumption – typically one of the highest of authorities’ cost lines – while still performing statutory duties regarding public ...

City of Sandy, Oregon Improves Light Quality, Sustainability and Savings With Conversion to Cree Lighting RSW Series LED Street Lights City of Sandy, Oregon Street and Cree Lighting - Before and After ...

WATERVLIET, N.Y. (NEWS10) — The City of Watervliet is in the process of replacing traditional, high-pressure sodium or metal halide street lighting fixtures with more efficient LED lights, intending ...