Thesis on Causes and Impacts of Water Pollution of The River Burigonga and Its Remedial Measures

When water becomes unable to use and considered as harmful for human and aquatic lives due to presence of various unexpected substances in it, then the water termed as polluted. Water may be polluted by various causes. Mixing of biodegraded portion of animal and plants to pure water, siltation by erosion of riverbanks is example of natural causes. On the other hand, man-made domestic wastes, industrial wastes, fertilizers etc also pollute water. The state of surface and ground water pollution in Bangladesh is very bad. Especially the Buringanga is polluted largely by the city Dhaka. Water is very essential for every living being. They intake water directly or indirectly for physiological activities. If this in taking water is polluted, it will affect badly on them. The impact may transport to other through food chain. So we must have proper knowledge about the impact of polluted water. It is impossible for us to prevent water from pollution cent percent but we must try to minimize the pollution. For this we should take necessary steps. And we sho9uld try to indentify the remedial measures of it.

Thesis on Impact of Water Pollution on Health: A Study of Hazaribag in Dhaka City

The main objective of this study is analysis the water pollution at Hazaribagh Tahan in Dhaka city and analysis causes, impact and the effects on human, aquatic animals and the environment. Water pollution is become a very common problem for animals and natural environment. Though the development process water pollution is increasing day by day and going out of control. Sewage and waste water, industrial waste, oil pollution. spread/spill, atmospheric deposition and structural problem, huge amount of residence industrial augmentation are the main factor of water pollution. In the Buriganga river, the concentration of the polluting parameters at all the sampling location is very high indicating that the river is highly polluted. In dry session Hazaribagh Tannery is most polluted of all the sites.