currently in Vietnam, although the ministries had many tries in the implementation of policies and legislation on environmental protection, but water pollution issue is worrying. the pace of industrialization and urbanization is quite fast and the increase of the population increasingly heavy pressure for water resources. water environment in many municipalities, industrial and many more villages polluted by waste water, waste gas and solid waste. in large cities, hundreds of industrial production are causing environmental pollution due to water works and waste disposal equipment
đang được dịch, vui lòng đợi..