Study on Environmental Evaluation Using PRTR

An environmental problem is in a serious situation. In order to suppress and advance environmental discharge, the measure which grasps the quantity of the substance of the environmental impact which affects various kinds of environment is advanced. The PRTR system was enacted in order to grasp the quantity of discharge and transfers in industry. The unification evaluation which grasps the environment impact of category, and the technique of evaluating influence using the quantity of discharge of an environmental impact are proposed. Moreover, this study has grasped it as various kinds of transfers and the tendency of the quantity of discharge by PRTR system, and clarified the quantity of discharge using the characterization factor to the carcinogen which is the environmental impact in PRTR.