Air Pollution
Chapter Name : Pollution Of Air And Water |
Sub Topic Code : 102_08_18_02_01 |
Topic Name : Air Pollution |
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Sub Topic Name : Air Pollution |
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Introduction
Discuss “the importance of air in our life”, “Name some diseases caused due to air pollution?”
Pre-Requisites:
Introduction to pollution
Activity:
Smog in winters, see the ingredients of deodorants, they also contain CFCs, Go to google maps and find out number of industries/factories near your locality and then find out from your local doctor how many patients have regular lung disease. Compare this data with your friend who lives in some other locality.
Real Life Question:
“List some activities you do which pollute air?”
Key Words / FlashCards
| Key Words | Definitions (pref. in our own words) |
|---|---|
| Air pollution. | When air is contaminated by unwanted substances which have, a harmful effect on both the living and the non-living, it is referred to as air pollution |
| Air pollutants | The substances which contaminate the air are called air pollutants. |
| chlorofluorocarbons (CFCs) | A kind of pollutants which are used in refrigerators, air conditioners and aerosol sprays. |
Learning aids / Gadgets
| Gadgets | How it can be used |
|---|---|
| Burn wood and fill the smoke in a big transparent polybag | Observe the particles suspended in air. Imagine if many get into your lungs what harm they can do. |
Real life uses :
By knowing which products contain CFC we can buy their replacements and do our contribution to saving environment
Places to visit :
Go to industrial areas and watch large chimneys and the pollution they are causing
Practical examples around us
| Examples | Explainations |
|---|---|
| Emission from vehicles, burning of fuels, factories | They all cause air pollution |
What you learn in Theory:
Air pollution, causes, problems caused, pollutants, what are CFCs
What you learn in Practice:
Harms and effects of air pollution and what activities of ours cause it