Water Pollution Essay

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Water plays a great role in our body system. Different contaminants are released to the wastewater with the rapid industrialization of human society, including heavy metal ions, which are serious harmful to human health. Among all water contaminations, heavy metal ions such as Pb2+, Cd2+, Zn2+, Ni2+ and Hg2+ have high toxic properties, can cause severe health problems in animals and human beings [70]. In addition, industries have grown in large numbers throughout the world such as mining activities, refining, battery manufacture, paint production, chemical industries, dye industries and pharmaceutical industries etc. Among these, industries are creating a wide spread of pollution to the environment, especially the increased levels of heavy metals such as cadmium, lead, cobalt and mercury in to the soil and aquatic system; these heavy metals have highly hazardous and toxic nature which can affect the human health and living things. Generally, living systems near the industries would consume such heavy metal toxicity in different forms and leads to health risk and hazards like skin, lungs, and liver cancer [71]. Cadmium affects the kidney and also rise diarrhea. Lead and mercury affect brain functioning, creates memory problem, increases blood pressure, skin rashes, miscarriage for pregnant women etc. [72]. The current environmental issue is to control or remove such heavy metals from waste water and industrial effluents. Considering all the aspects, to solve heavy

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