Currently air pollution problems are notable problems and the current hot nay.Nguyen mainly due to the development of rapid urbanization and the development of gas transport heavy discharge with the rise growth of industries such as the manufacturing industry or the industry smog producing more waste discharge ... etc. that are everyday air pollution directly affect humans, such as the respiratory diseases, breathing difficulties, eye redness, eye irritation, asthma, bronchitis and even cancer .... not only people, but the impact on air pollution to the combined effects of global climate change such as increasing greenhouse effect, causing the phenomenon to global warming.
đang được dịch, vui lòng đợi..
