个人及集体备课材料PPT课件

air pollution, water pollution, waste pollution, noise pollution, soil pollution
2 What causes different types
o202f0年1p0月o2日llution?
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What
Waste
kind of Air
4 reasons of being killed
For food For For medicine fur/skin
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Why some animals are endangered?
The habitat is destroyed or changed.
New species arrive.
The hotels being built have a n___
effect on 2020年10月2日 the environment.
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Discuss:
problem
Air pollution
Water pollution
Ways to deal Ways to deal with causes with effects
Water pollution
pollution pollution pollution Rubbish
is it?
pollution
What are the causes?
Cars, factories, burning coal and
Factories and drainage
Tourists people
1. habitats jungles mountains water
other places
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Tibetan antelope, hippo, giraffe, kangaroo, crocodile, leopard, monkey, fox, lion, panda, snake, rabbit, dolphin, cat, parrot, fish, mouse, sheep, tiger, elephant,
’t Making the
the
use or drink environment
effects?
the water ugly, dirty
that is
and even
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polluted.
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dangerous.
1 Walk along the streets of any m___ city and you will see that the air you b___ is not very fresh.
2 food
Grasseating
Meat- Attack or eat
eating
people
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Tibetan antelope, hippo, giraffe, kangaroo, crocodile, leopard, monkey, fox, lion, panda, snake, rabbit, dolphin, cat, parrot, fish, mouse, sheep, tiger, elephant,
3 population
Endangered or threatened many
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Tibetan antelope, hippo, giraffe, kangaroo, crocodile, leopard, monkey, fox, lion, panda, snake, rabbit, dolphin, cat, parrot, fish, mouse, sheep, tiger, elephant,
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2. Don’t worry. He is now out of danger.
3. The Tibetan antelopes are now in danger because of their beautiful fur.
4. Violence is dangerous to society.
2 We used to drink the water in our rives and lakes, but today, they are so p____ that the water is u_____.
3 Unluckily, tourists l___ a lot of
rubbish behind and d____ trees.
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ⅠTibetan antelope, hippo, giraffe, kangaroo, crocodile, leopard, monkey, fox, lion, panda, snake, rabbit, dolphin, cat, parrot, fish, mouse, sheep, tiger, elephant,
(violence is a danger to society.)
Waste
pollution
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be in danger be in danger of sth
be out of danger be dangerous endanger sth endangered
1. You’d better work harder because
you’re in danger of losing the job.
A species is over hunted.
A disease spreads. Some pollution
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Pre- listening
1 How many types of pollution do you know? What are they?