1.Overview of countermeasures on water related issues in Japan
After having gone through bad experiences in severe pollution during 1960's, Japan has been developing policy measures and technologies for water treatment, which now serves not only urban population and large factories but also rural residents and small businesses. Major initiatives introduced in this paper are related to (1) Environmental Approaches for Integrated Water Resource Management, (2 ) Water and Sanitation, (3) Water, Health and Poverty.