A thick layer of mutant seaweed has bloomed over vast stretches of the 500-mile coastline of the Qingdao Bao, an Olympic sailing venue. As the algae can only be removed manually, the city has already mobilised 1,000 fishing boats and 3,000 people to haul in algae by the boatloads. Qingdao (青岛) which literally means "green island" is prone to summer algae infestations this time of the year, but apparently this is the worst the city......