Pollution control at source is a better preventive measure. In this article you will learn about the anaerobic treatment of waste water.
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Water pollution sketch diagram. A source correction methods b pollution control equipment c diffusion of pollutant in air d vegetation e zoning. The reactions are broadly classified as hydrolysis acidogenesis and methanogenesis. Water pollution can be caused by a plethora of different contaminants including toxic waste petroleum and disease causing microorganisms.
With billions of people on the planet disposing of sewage waste is a major problem. Water pollution is the release of substances into bodies of water that makes water unsafe for human use and disrupts aquatic ecosystems. Water pollution is defined as the presence in groundwater of toxic chemicals and biological agents that exceed what is naturally found in the water and may pose a threat to human health and or the environment additionally water pollution may consist of chemicals introduced into the water bodies as a result of various human activities.
Pollu tion of river has affected ani mals fish and bird s popula tion sometimes threatening their very existence. Water borne diseases are a common cause of illness in india today. Browse 29 283 water pollution stock photos and images available or search for contaminated drinking water or pollution to find more great stock photos and pictures.
Flowchart flowchart design symbols shapes stencils and icons. Industries make a major contribution towards causing air pollution. In india the air prevention and control of pollution act came into force in 1981 but was amended in 1987 to include noise as an air pollutant.
Waste water containing biodegradable organics dissolved and or suspended when subjected to anaerobic treatment the organics undergo various biochemical reactions. Erd entity relationship diagrams erd software for mac and win. Government has established pollution control boards in state headquarters.
According to 2017 figures from the world health organization. Water pollution tree diagram. The bad effects of river pollution are not limited to human population only.
Water pollution has many different causes and this is one of the reasons why it is such a difficult problem to solve. Explore searchview params phrase by colour family familycolorbuttontext colorfamily name. A source correction methods.
Pie diagram on project water pollution. Some of the effective methods to control air pollution are as follows. Continue to depend on this polluted water from the rivers.
This would facilitate not releasing pollutant into air. The hydrolysis reactions are extra cellular enzyme. Drawing of water pollution see more about drawing of water pollution best drawing of water pollution drawing of groundwater pollution drawing of stop water pollution drawing of water pollution drawing photos of water pollution drawing pics of water pollution drawing sketch of water pollution how to draw water pollution step by step pencil drawing of water pollution simple drawing.
Formation of pollutants can be prevented and their emission can be. Flowchart basic flowchart symbols and meaning.