Currently in Vietnam, although the ministries had many tries in the implementation of policies and legislation on environmental protection, but water pollution issue is very disturbing. The pace of industrialization and urbanization is quite fast and the increase of the population increasingly heavy pressure lies with the water resources in the territories.Water environment in many municipalities, industrial parks and villages increasingly contaminated 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 processing equipment. Water pollution caused by industrial production is very heavy.Survey some villages steel, cast bronze, aluminum, lead, paper, textite in BAC Ninh province shows the amount of water discharged thousands m3/day of untreated, polluting the water resources and environment in the region. The water pollution situation in the municipality felt is in the city of Hanoi and Ho Chi Minh City. In this city, no waste water processing system that directly discharge source reception (River, Lake, Canal, ditch). On the other hand, there are many production facilities do not waste water, most hospitals and large health facilities yet have wastewater treatment system; a large amount of solid waste in the city not picked out ... is the important source to cause water pollution. Currently, the level of pollution in the River, channel, Lake in the big city is very heavy.
đang được dịch, vui lòng đợi..
