Chapter Name : Natural Resources |
Sub Topic Code : 103_09_14_02_04 |
Topic Name : The Breath Of Life: Air |
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Sub Topic Name : Air Pollution |
Burning of fossil fuels release harmful gases in the air which causes the pollution of air and have harmful effects on life.
Air and its components.
How does air get polluted and how does pollution affect the living beings on the earth?
Key Words | Definitions (pref. in our own words) |
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Burning of fossil fuels | Coal and petroleum when burnt produces oxides of nitrogen and sulphur in the air. Inhalation of these gases is harmful and they dissolve in rain to give acid rains. |
Hydrocarbons | Combustion of fossil fuels increases the amount of suspended particles in air. These could be unburnt carbon particles known as hydrocarbons. |
Smog | The suspended particles in the air cause visibility to be lowered in winter climates when water also condenses out of air. This is known as smog. |
Health effects | Air pollution causes incidence of allergies, cancer and heart diseases. |
Gadgets | How it can be used |
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Encyclopedia and internet. | Encyclopedia and internet. |
Air pollution affects all life forms on earth.
Monuments affected by acid rains such as Taj mahal in India.
Examples | Explainations |
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An increase in the content of the harmful substances in air is called air pollution.
How air gets polluted and how does it affect the life on earth?
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