To Reclaim Night Sky, One Group Advocates Dimming Lights

For a really good look at the night sky, stay out of the city. Artificial light from street lamps, highways and buildings is so bright it can be seen from space and create an orange haze on Earth that hides the stars. More than that, says Jim Dougherty, president of the International Dark Sky Association, light pollution can make you sick. “Light pollution is outdoor lighting that is not serving the task that it is designed for," he says. "In fact it is either wasted or,...

© La Voix de l'Amérique - mardi 25 novembre 2014