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Renewable energy. Cleaning up after mankind. Reducing CO2. Electric vehicles. Other renewable ideas. Alternative Fuels. Agriculture & Ecosystems. Sustainable construction. Energy storage & batteries. LED streetlamp aims to improve public's view of stars. 25 April 2013Last updated at 13:14 ET By Leo Kelion Technology reporter Light pollution prevents nearby residents from being able to see many of the stars in the night sky Researchers believe they have come up with a new type of LED-powered streetlamp that could radically reduce light pollution.
Current designs "leak" large amounts of light in unwanted directions, obscuring views of the stars, wasting energy and making it harder for drivers to see.