A voyage to Baotou: world’s biggest supplier of rare earth minerals

My BBC report from Inner Mongolia's toxic lake created by our consumer gadgets and green tech http://t.co/HOEVPkRfyP pic.twitter.com/BIe1YCZIRK— Tim Maughan (@timmaughan) April 3, 2015 BBC reporter Tim Maughan travels to Inner Mongolia and Baotou, an industrial city in China responsible...