Unit4Globalwarming课件(高二英语人教新课标选修六)

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3.The different ideas between Dr.
Janice Foster & George Hambley
Dr. Janice Foster George Hambley
Carbon dioxide has caused the global temperature to _____g_o__u_p_. An increase of five d__eg_cr_ea_et_as_sw_t_roo_u_pl_dhebaenda couvlderb2y01e9/5s/2erious
Unit 4课件(高二英语人教新课标选修六)
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The earth is becoming warming-But does it matter?
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Learning Aim:
Know well the global warming
Emotion Aim:
Save energy and protect environment
animals
4. What are the two graphs about?
The first graph shoof one degree Fahrenheit between 1860 to 2000.
The second graph shows: the carbon dioxide content in the atmosphere from 1957 to 1997.
Make plants grow faster.
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The main idea of the passage:
Part 1(Paragraphs 1)
Introduce a debate over the issue of global warming
Part 2(Paragraphs 2-4)
greenhouse gases
we need those gases
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Huge quantities of extra carbon dioxide
From 1957 to 1997
from around 315 parts per million to around 370 parts per million
Sophie Armstrong Earth Care
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2. What are the names of the three scientists mentioned in the article?
Dr. Janice Foster
Charles Keeling
George Hambley
Illustrate how global warming comes about
Part 3(Paragraphs5-10)
List two different attitudes among 20s19/5c/2 ientists towards global warming
Part 4(Paragraphs 11)
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What can we do to control the greenhouse effect?
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Let us save energy and protect
environment together.
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Thank you!
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What is a greenhouse used for?
How does it work?
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Scan the passage and answer the following questions:
1.Who wrote the magazine article? What is the name of the magazine?
It’s up to readers to think and decide whether people should do something about global warming or not
Finish Ex.2 ( decide whether the statements true or false after reading the article carefully)
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7. What are the effects of global warming?
The sea level to rise
Severestorms,droughts ,famines, the spread of diseases, and the
destruction of species
More carbon dioxide
is a __________ thing, whpicohsmitiavkees crops
__________ more andpwroildluecne- courage
__________________ ___a_g_r_e_a_t_e.r range of
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5. What is global warming?
The earth is becoming warmer.
6. How has global warming come about?
Human activity
burnig of fossil fuels
Greenhouse effect
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