The combined photo shows the buildings and a bridge before (above) and after tuning off lights during the Earth Hour campaign in Macao, south China, March 25, 2017. (Xinhua/Cheong Kam Ka)
The combined photo shows the buildings and a bridge before (above) and after tuning off lights during the Earth Hour campaign in Macao, south China, March 25, 2017. (Xinhua/Cheong Kam Ka)