An ‘adaptive lighting’ project in Canberra, which reduced the brightness of streetlights by up to half, showed a 25 per cent reduction in light pollution. Lights on Canberra ‘s streets were turned up and down for the project, revealing more of the night sky .An ” adaptive lighting ” project in Canberra , which reduced the brightness of streetlights by up to half, showed a 25 per cent reduction in light pollution . The project used around 30,000 “smart” streetlights in Canberra during off-peak times, and also found a reduction in carbon emission…