Unit4 Global warming. The temperature is higher. … has caused/ result in/ led to this phenomenon. The phenomon is due to/ because of …

Unit4

Global warming

The temperature is higher.

… has caused/ result in/ led to this phenomenon.

The phenomon is due to/ because of …

Para _ -_Para _ -_

THE EARTH IS BECOMING WARMER – BUT DOES IT MATTER?

Reading

The passage is mainly about ______ and ______ of global warming and it is written by _________ from the magazine __________.

2 5 6 7

causes effectsSophie Armstrong

Earth Care

How has the global warming come about?

causes

1. human activities

2. natural phenomenon

3. burning of fossil fuels

4. greenhouse gases

5. carbon dioxide

6. greenhouse effect

7. extra carbon dioxide 8. heat energy

It is the ______________ that directly causes the phenomenon.

→ Conclusion:

extracarbon dioxide

All scientists subscribe to the view that global warming is due to the burning of fossil fuels.

A. be for B. be against C. be indifferent to ( 不关心的）

quote (引用 ) Janice Foster’s explanation

①

②

to make the description convincing.

The levels of carbon dioxide have ________

greatly.

increasedThe global temperature is ______________.

rising/ going up

1.Buy frozen meat

2.Fly to travel

3.Turn up the heat to warm in the winter

4.Turn on the computer all the day

5.…

other causes

effects

Does it matter?

Dr. Janice Foster George Hambley

thinks the trend which increase the temperature by 5 degrees would be a ____________

considers more carbon dioxide is a __________ thing.

catastrophe

positive

No one knows the effects.

Homework:

Micro-blog 微博

Bella: It is human activity that has caused this global warming.

Comments from Sam: The global warming resulted in the hurrican in America this November.

Comments from … (causes & effects)

Reuse the pastRecycle the presentSave the future

Slogan 口号 It is human beings who can make a difference.

Homework:

Write an article about the causes and effects of global warming to call for attention to the earth protection.