An anonymous reader writes "China is reportedly now using 4 drones to spy on polluting industries, according to The Guardian. The unmanned aircraft can cover 70 sqkm during a two hour flight. According to the state-run China Daily newspaper the drones have helped the ministry 'resolve' over 200 environment-linked cases. The Ministry of Environmental Protection claims that it can tell the type of smokestacks to crack down upon from the color of the smoke."
Sorry! There are no comments related to the filter you selected.