Lesson 4: Air Pollution
Lesson 4: Air Pollution
Demonstrate an understanding of the primary sources and factors contributing to air pollution, including natural and human-induced causes
Introduce AQI and its importance.
Pear Deck: How might the air quality affect what you do outside?
Why do people sometimes wear masks on polluted days?
Guess the air quality of our city today.
Students explore AQI around the globe on a real time AQI tracker.
Show images of sources of pollution.
Peardeck: Students explain how the sources contribute to air pollution
Summarize key contributors (vehicles, factories, etc.)
Groups present their work to the class.
Students use peer grading rubrics for evaluating presentations. link
Part B
Activity 1:
Have students individually breathe through a straw for 30 seconds, then pinch it slightly and repeat to observe the difference.
Peardeck: Was it harder to breathe? How did it feel?"
Explain effect of pollution on humans.
Pear Deck: Which of the following is an effect of air pollution on human health?
Activity 2:
Students compare a covered and open glass of water to show how air pollution settles.
Discuss effects of air pollution on plants, animals and surroundings
Pear Deck: Match the pollution effect to the environment it harms
Explain: Causes and effects of acid rain
Pear Deck: If the Earth keeps getting warmer, what do you think will happen to plants, animals, and humans?
Explain Ozone depletion: its causes and effects.
Pear Deck: What causes acid rain?
True or False: The ozone layer protects us from harmful radiation, just like sunscreen protects our skin.