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(共22张PPT)
UNIT 3
Environmental Protection
Reading and thinking
1.learn to identify the style of this text and infer the writer’s purpose;
2. know the causes and consequences of climate change.
3. think about how we can do to deal with climate change.
Lead in: What’s wrong with the polar bear
What’s wrong with the polar bear
What caused the polar bear’s sufferings
Food shortage
Declining living space
Rising sea level
The polar bear is starving.
Why do they happen
greenhouse effect
global warming
Lead in
What are the results of global warming
flood
typhoon
melting ice
drought
Lead in
Skimming
1. Skim the text quickly and answer the following questions:
(1) What's the type of this text
A. A narration
B. An exposition
C. An argumentation
D. A science fiction
(2) In which part of a newspaper or magazine may we find this passage
A. Entertainment B. Economy
C. Education D. Environment
Thinking
1.Read the passage carefully,find the following phrases and translate them.
For decades， There is little doubt that， Along with， A dramatic change，
Skin and bones， As before， In order to， Have an impact on， Greenhouse effect， Refer to， Carbon dioxide， Huge amounts of， Fossil fuels， Be trapped in，
Not only...but also， Result in， Long-lasting， as individuals， Seize opportunity
2.Complete Activity 1 and Activity 2 on page 46 of the Green Channel.
3.According to the passage,what are the solutions to the environmental problems
Discussing
1.Read the passage carefully,find the following phrases and translate them.
For decades， There is little doubt that， Along with， A dramatic change，
Skin and bones， As before， In order to， Have an impact on， Greenhouse effect， Refer to， Carbon dioxide， Huge amounts of， Fossil fuels， Be trapped in，
Not only...but also， Result in， Long-lasting， as individuals， Seize opportunity
2.Complete Activity 1 and Activity 2 on page 46 of the Green Channel.
3.According to the passage,what are the solutions to the environmental problems
4.As a student, what can we do to deal with climate change in our daily life
Presenting
For decades，
There is little doubt that，
Along with，
A dramatic change，
Skin and bones，
As before，
In order to，
Have an impact on，
Greenhouse effect，
几十年来
毫无疑问
连同，和...一起
急剧的变化
皮包骨
像以前一样
为了
对...有影响
温室效应
Presenting
Refer to，
Carbon dioxide，
Huge amounts of，
Fossil fuels，
Be trapped in，
Not only...but also，
Result in，
Long-lasting，
as individuals，
Seize opportunity
指的是
二氧化碳
大量
化石燃料
被困在...
不仅...而且...
导致
持久的
作为个人
抓住机会
Presenting
Presenting
Ⅱ.What's the main idea of the text
Global warming has caused some disasters and we must pay attention to it.
Presenting
Read the text carefully and choose the best answer.
1．What can we learn from the second paragraph
A．All the polar bears have died of starvation.
B．The expert knows nothing about the polar bear.
C．The polar bear couldn't find enough food because of climate change.
D．The polar bear liked travelling long distances.
答案　C
Presenting
2．What helps Earth sustain life according to the text
A．The natural greenhouse effect.
B．The man made greenhouse effect.
C．The carbon dioxide released into the atmosphere.
D．Greenhouse gases produced by people.
答案　A
Presenting
3．Which of the following statements is TRUE according to the text
A．According to climate scientists, the warming trend will stop.
B．Extreme weather results from the rise in temperature.
C．People should burn more fossil fuels.
D．It is the government's responsibility to reduce greenhouse gas emissions.
答案　B
Presenting
4．What can we learn from the text
A．It doesn't matter whether we pay attention to global warming or not.
B．Heat from the sun keeps Earth habitable.
C．The rise in temperature doesn't affect people's life.
D．The rise in temperature only affects some animals.
答案　B
What are the solutions to the environmental problems
P5 Continued greenhouse gas emissions will result in further warming and long-lasting changes to the global climate. This requires the attention of people all over the world. Governments need to consider making policies and taking appropriate actions and measures to reduce greenhouse gas emissions. We as individuals can also reduce our “carbon footprint” by restricting the amount of carbon dioxide our lifestyles produce. It is our responsibility to seize every opportunity to educate everyone about global warming, along with its causes and impacts, because this is the most serious issue affecting all of us on this planet. So what will you do to help
solutions
governments
individuals
make policies
take appropriate actions and measures
reduce our “carbon footprint”
educate everyone about global warming
As a student, what can we do to deal with climate change in our daily life
Switch off the lights when leaving the room
Go outdoors by bike instead
of by car/bus
Presenting
Presenting
Sort the garbage
Avoid single-use plastic bags
Volunteeer to plant trees
Encourage peers to participate in it
End wasting resources
Advocate for change
Ride a bike or walk to school
Turn off all electric devices when necessary
Heat reduction
Climate change
Evidence
Causes
Greenhouse effect
natural greenhouse effect
man-made greenhouse effect
Consequences
extreme weather
natural disasters
Solutions
government
individuals
a warming ocean and atmosphere
melting ice
rising sea levels
Summary
1. Lucid waters and lush mountains are valuable as "mountains of gold and silver".
绿水青山就是金山银山。
2. If we don't save water, the last drop of water will be our tear.
如果我们不节约用水，那么最后一滴水将会是我们的眼泪。
3. Only by changing the way we treat the environment can we get along well with it. Only by saving the environment can we save ourselves.
我们只有改变对待环境的方式，才能和它好好相处。我们只有拯救环境，才能拯救自己。
4.Earth provides enough to satisfy every man’s needs, but not every man’s greed.
地球所提供的物质财富足以满足每个人的需求，却不足以满足每个人的贪欲。
More English idioms
Thank You

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