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(共25张PPT)
UNIT 3
Environmental Protection
Reading and Thinking
By the end of the class, you will be able to
By the end of this class, we will be able to
1. know the causes and consequences of climate change.
2. explore practical ways to address climate change.
3. figure out effective information on graphs and diagrams.
Learning Objectives
1. What can you see in the picture
2.What is the cause of this phenomenon
A large piece of ice is breaking off a large glacier or ice sheet.
Global warming
Lead-in
economic losses
the rise of sea level
dying animals
drought
extreme weather
coastal cities
submerged
What consequences may global warming bring about
Lead-in
Climate Change Requires The World’s Attention
objectives：
Analyse the causes and consequences of climate change.
Voice your personal opinions on how to protect environment.
What do we need to do
Pre-reading
Q1. What's the type of this text
A. News report.
B. Biography.
C. Expository essay.
D. Argumentation.
Q2. In which part of a newspaper or magazine may we find this passage
A. Entertainment
B. Economy
C. Education
D. Environment
In the expository text, the authors sometimes use some graphs or diagrams in their essays in order to convince their readers.
Read for Text Type
Match the main idea with each paragraph
Para 1
Para 2
Para 3
Para 4
Para 5
A problem of climate change.
The causes of the increase in the global temperature.
The consequences of the rise in temperature.
The solutions to reducing greenhouse gas
emissions.
An exact example of climate change.
Read for Main Idea
problem
consequence
causes
solutions
Read for Structure
1. What are the problems about climate change Find out the evidence.
2. What happened to polar bear’s life Find out the reasons.
3. What are the causes of the increase in the global temperature
4. What are the consequences of the global temperature rise
And why did the author mention the climate scientists’ warning
5. How to reduce greenhouse gas emissions
Read for Details
What is the problem about climate change
The ________ is getting warmer and warmer.
Evidence 1: _______________________________
Evidence 2: ______________
Evidence 3: ___________________
Earth
a ocean and atmosphere
ice
sea levels
climate
change
warming
melting
rising
Read for Details
Para.1
What is the graph about
What information can you get from it
the change in the Global Surface Temperature between 1920 and 2016.
Temperature Anomaly（气温反常现象）
increase sharply
increase gradually/steadily
Read for Details
climate change
starvation
longer
food-seeking travel
lack of food
low sea-ice level
What is the root cause
lead to； cause; account for
The following reasons proved the death of the polar bear. Put them in a correct order.
Read for Details
Para.2
Para.3
Keeping Earth’s warm and habitable
“Natural” greenhouse effect
“man-made” greenhouse effect
Causing Earth’s surface temperature to rise quickly if too much heat energy is trapped
Greenhouse effect
What are the causes of the increase in the global temperature
Read for Details
Read for Details
Let’s finish a diagram describing how the greenhouse effect works.
Heat released back into space
Heat reflected back to Earth’s surface
Reflected sunlight
Atmosphere
Sunlight
Read for Details
The rise in the temperature
extreme weather & natural disasters
serious damage, costing human lives
extreme rainstorms, heatwaves
led to
results
examples
Q1:What are the consequences of high greenhouse gas emissions
Q2. Why did the author mention the climate scientists’ warning
Because global warming needs everyone’s attention and it is essential that we take appropriate actions.
Read for Details
Para.4
What can be done to solve the global warming
policies
actions and measures
carbon footprint
educate
Para.5
Read for Details
We are not paying enough attention to climate change.
Post-reading
What can we do to reduce
“carbon footprint”
Post-reading
What is “carbon footprint”
Post-reading
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
What can we do
Post-reading
1. Lucid waters and lush mountains are valuable as "mountains of gold and silver".
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.
我们只有政变对待环境的方式，才能和它好好相处。我们只有拯救环境，才能拯救自己。
More English Idioms
Where is my home
绿水青山，
就是金山银山。
Post-reading
Earth provides enough to satisfy every man’s needs, but not every man’s greed.
— Mohandas K. Gandhi
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。
——莫罕达斯·卡拉姆昌德·甘地
Proverbs

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