Question

speech on increase in pollution

Answer 1

The major problems of the environment are recognized as global climatic change, ozone depletion, water and air pollutions, deforesta­tion and resources degradation.
23 billion tones of carbon dioxide is released in the air by burning fossil fuels causing Greenhouse effect. The Greenhouse gases are mainly contributed by the industrialized nations.By the middle of 21st century, earth’s temperature at present level of heat emission would go up by one to three degree Celsius and the sea level would rise between 30 to 100 centimeters.Air pollution in India is the highest by vehicular sources to the ex­tent of 64 per cent, by thermal power 16 per cent, by industry 13 per cent and by climatic sector 7 per cent.The average level of suspended particular matter, in Kolkota, Mumbai, Chennai and Delhi is very high and these are included in the list of 10 metropolitans of the world