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高二英语global warming_图文


Use the new words to complete the sentences. 1. We often compare _______ children _____ to flowers. 2. How has the global warming ___________? come about 3. We burn large ___________ quantities of coal every year. 5. Hard work __________ results in success.

4. The president _______ stated his view on this subject

--Reading and discussing

What can we do about global warming?

What cause the Global Warming?

smoke from cars

smoke from factories

Water pollution

Deforestation

The war

What are the effects of global warming?

Watch and discuss:
1. What disasters do they mention in this video? 2. What cause these disasters?

What can we do about global warming?

Task 1:
Skim the two letters, and answer the questions below:
1. Who are the writers of these two letters? 2.What is the purpose of writing the letters? 3.Do Earth Care agree that individuals can have no effect?

1. Who are the writers of these two letters? Ouyang Guang and Earth Care. 2.What is the purpose of writing the letters? Getting and giving some suggestions. 3.Does Earth Care agree that individuals can have no effect? No, Earth Care dose not agree.

Task 2:
Now scan the second letter and list Earth Care’s suggestions in the chart on P30, and discuss whether you can carry out each suggestion. Give reason for your answers.

Earth Care’s suggestion
Turn off electrical appliances. clothes instead of heat. walk or ride a bike

Can you carry it out?
Yes Yes Yes

Reason

Save energy Save energy Save energy

Recycle; recycled materials.

Yes

Save energy

Earth Care’s suggestion
parents or friends buy products that are made to save energy Plant more trees

Can you carry it out?
Yes

Reason

Save energy Plants absorb carbon dioxide from the air Together, individuals can make a difference.

Yes

Talk about global warming

Yes

Further discussion:
From your point of view, which of the following activities will harm our earth the most? Why? How to solve it?

The war

Smoke from factory

A

B

Cutting down trees

littering

C

D

A

nuclear bomb核弹
gas bomb毒气弹

radiation辐射
Chemical weapons 化学武器 ban the war peace

B

harmful gas

acid rain硫酸雨
reduce air pollution solar energy太阳 能 wind power hydropower水力 发电

C

CO⒉
floods

draughts
only- once chopsticks 一次 性筷子

paper handkerchief 纸 巾

D
pollute
earth surface terrible smell reduce reuse

recycle

A . The War

B. Smoke from factory

nuclear bomb核弹 gas bomb毒气弹 radiation辐射
Chemical weapons化学武器

ban the war peace C. Cutting down trees Carbon dioxide floods draughtsonly- once chopsticks 一次性筷子 paper handkerchief 纸 巾

harmful gas acid rain 硫酸雨 reduce/air pollution solar energy太阳能 wind power hydropower水力发电
D. littering

Pollute earth surface terrible smell reduce reuse recycle

I think A will affect our earth the most…

Present your idea and others can object to it.

I think B will…and … because….

Help Help me, me, help help you, you, help help everyone. everyone.
Return Return GREEN GREEN to to the the earth! earth!

windmills

hydropower

solar energy

Homework:
1.Write down your result of the discussion and hand in tomorrow. 2.Search more information about global warming on the internet.


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