Air pollution occurs when harmful smoke from vehicles, factories, and burning materials contaminates the atmosphere, posing a serious threat to human life.
What is Air Pollution?
Air is the most important element of human environment. Man can not live a single moment without air. But we donot think that it is we who pollute this most vital element. Clean air is essential for life.
How is Air Polluted in Daily Life?
Air is polluted in many ways. Smoke pollutes air. Man makes fires to cook his food, to make bricks burns refuse, melts pitch for road construction and burns wood. All these things produce heavy smoke and this smoke pollutes air.
What Causes Industrial and Vehicular Air Pollution?
Railway engines, power houses, mills and factories use coal and oil. Buses trucks and cars use petrol and diesel oil. Again all these things create smoke and cause air pollution. The most serious air pollution occurs in big industrial areas where there are many mills and factories. Serious air pollution also occurs in big cities where there are many buses, trucks and cars plying the street everyday.
Why is Air Pollution Dangerous?
Sometimes men in big industrial area become so sick by inhaling polluted air that they cannot be cured. So proper measures and steps should be taken to prevent air pollution.
Key Takeaways
- Air is the most important element of the human environment and clean air is essential for life.
- Heavy smoke from cooking, burning refuse, melting pitch, and burning wood pollutes the air.
- Railway engines, power houses, mills, factories, buses, trucks, and cars are major sources of smoke.
- Industrial areas and big cities experience the most serious air pollution.
- Inhaling polluted air can cause severe, sometimes incurable sickness in humans.
Quick Practice
What are the main causes of air pollution mentioned in this lesson? Write your answers in the comments below!
FAQ
What is the most important element of the human environment?
Air is the most important element of the human environment, and man cannot live a single moment without it.
Where does the most serious air pollution occur?
The most serious air pollution occurs in big industrial areas with many mills and factories, as well as in big cities with heavy vehicle traffic.
How does smoke affect human health?
Inhaling polluted air can sometimes make people in big industrial areas so sick that they cannot be cured.