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Urbanization or the increase in the percentage of the population living in urban settlements has become an issue of concern to environmentalists because urban development introduces biological, chemical and physical hazards to the environment. Biological hazards include pathogens in solid waste and water disease vectors and infections. Chemical hazards caused by urban development included air pollutants from motor vehicles, garbage burning and toxic substances. Physical hazards in urban environments include site- related injuries, dangerous machinery, traffic accidents etc.
Poor waste management strategies are the main cause of water and air pollution in urban areas. Emission of greenhouse gases and acids also contributes to environmental pollution in urban areas. Emission of greenhouse gases and acids also contributes to environmental pollution in urban areas.Urban development contributes to thousands of deaths from respiratory infections and diarrhea. Resource degradation that results from urban development includes deforestation, lands clearance and poor watershed management. Sewage and contaminants from industries are the main water pollutants in urban areas. The World Bank notes that the negative effects of urban development can be prevented through provision of good sanitation, proper drainage, protection of environmentally sensitive lands and proper waste management.
Kavungya answered the question on April 19, 2019 at 08:15
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