... Journal of Water and Environment Technology, Vol.2, No.1, 2004 - 9 - Risk Management of Water Environment in New Paradigm Yasumoto Magara Professor, Environmental Risk Engineering Laboratory, ... been trying to harmonize these cities and villages in the usage of fresh water resource and the discharging of wastewater as well, by using an engineering means of water treatment. The water environments ... using an engineering means of water treatment. It means that we have established an artificial water circulation system of using and discharging water within the huge Journal of Water and Environment...