Los Angeles — In 2014, Los Angeles cut its annual carbon emissions by 43% and saved $9 million in energy costs by replacing the bulbs in more than half of the city's street lamps with light-emitting ...

Electronic LED lighting may save energy, but is it completely safe? This week on Green Street, Patti and Doug talk about a cancer-causing pesticide still being used in the US, why chemical air ...

Outdoor LED lighting projects can save energy, but they can also make light pollution worse. Late one evening in June of 2016, John Barentine stood alone at Mather Point, an iconic and rarely empty ...

If you’ve found yourself squinting at night while a newer SUV rolls toward you like a glowing refrigerator, you’re not alone. Across the U.S. and other countries, drivers are complaining that modern ...