Essay about the causes and effects of global warming

They occur mainly in the form of sulphur dioxide. It is produced in large quantity during smelting of metallic ores and burning of petroleum and coal in industries, thermal plants, home and motor vehicles. In the air, SO 2 combines with water to form sulphurous acid (H 2 SO 3 ) which is the cause of acid rain. It causes chlorosis and necrosis of vegetation. Sulphur dioxide, above 1 ppm, affects human beings. It causes irritation to eyes and injury to respiratory tract. It results in discolouration and deterioration of buildings, sculptures, painted surfaces, fabrics, paper, leather, etc.

Essay about the causes and effects of global warming

essay about the causes and effects of global warming

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essay about the causes and effects of global warmingessay about the causes and effects of global warmingessay about the causes and effects of global warmingessay about the causes and effects of global warming