Bioremediation of polychlorinated biphenyl contaminated sludge and ballast

Incineration had been the only authorized method for polychlorinated biphenyl (PCB) decomposition in Japan. However, because of the objection of Japanese people to the construction of PCB incineration facilities, no progress was made in detoxifying PCBs for decades. In the late 1990s, the Japanese Ministry of Health and Welfare authorized...