LED Streetlight Design Reduces Light Pollution, Saves Energy
98 percent of lamp’s energy goes to lighting the street instead of the night sky. In a new study, a team of researchers reports the…
98 percent of lamp’s energy goes to lighting the street instead of the night sky. In a new study, a team of researchers reports the…
Although Congress defunded the January 1st bill, the federal law still exists and the incandescent light bulb may soon be a thing of the past….