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Welcome
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Introduction
• Mahfujul alam• Assistant Teacher• Baira High School• Singair Manikgonj
• Sub; English 1st paper• Class:9• Unit:5• Lesson:2
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Smoke of brick fields Poisonous materials of industries
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Environmental pollution
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Learning Outcomes
By the end of the lesson the ss will be able to…1. say the definition of environmental pollution2. write the name of many kinds of pollutions3. say the meaning of some new words4. find out the causes of pollutions5. describe the harmful effect of pollutions
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Water is being polluted by industrial wasteA person is throwing waste material
Poisonous smoke Sound and air pollution
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Environmental pollution:When the most important elements of environment are affected by the huge smokes,waste materials or loud sounds,it is called environmental pollution.
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Over smoking Unconscious wastes throwing
Over sound
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Causes of environmental pollution:
• Construction of indiscriminate industries• Over pollution• Throwing waste materials randomly• Practising loud speaker box
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Increasement of carbon-di-oxide Breaking out fatal diseases
Drought
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Effects:1. Increasing carbon-di-oxide2. Increasing drought or heavy rainfall3. Increasing fatal diseases4. Creating greenhouse effects
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New words
Decade-----------A period of ten yearsReduce-----------MinimizeSignificant-------ImportantHazardous-------HarmfulIndiscriminate—Without judgement
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Group work:
Describe with your partner about the bad side of environmental pollution
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Evaluation
i. What is an environmental pollution?ii. Can you tell the name of common
environmental pollutions?iii. How is our environment being
polluted?iv. What are the bad effects of it?
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Home work
Describe the way how we can be free from environmental pollution
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Thank you much