Lesson 7 Save Earth, Save Us
A Listen and Check
1
G Do you know about global warming?
B Yes, I do. Earth’s temperature is rising.
It is a big problem.
G Right. The ice is melting quickly,
and polar bears are losing their homes.
B We should do something to help them.
2
B Look at this poster.
G: It’s shocking.
It looks like someone most of Earth’s water.
B Yes. People waste too much water.
What can we do to save water?
G We can do a lot of things.
For example, we can take quick showers.
B That sounds good.
3
B Do you know about plastic pollution?
G Yes, I do.
A lot of plastic waste goes into the oceans.
B Right. It is a serious problem.
G What can we do to reduce plastic waste?
B We can start making small changes.
For example, we can carry our own water bottles.
G That’s a good idea.
C Listen Up
G Hey, Tom! Do you know about Earth Day?
B No, I don’t. What is it?
G It’s a special day on April 22.
People take part in a global event.
B I see. What do they do?
G They do many things.
For example, some people turn off the lights for ten minutes.
B Wow! But how can that help the environment?
G It can save a lot of energy.
Also, it can reduce greenhouse gases.
Why don’t we take part in the event?
B That’s a great idea. Let’s do it.
Real-Life Communication
B Hi, Bora. What are you going to do this weekend?
G I’m planning to go to a zero waste shop.
Do you know about zero waste shops?
B No, I don’t. Please tell me about them.
G They don’t sell items in containers, so you can reduce waste.
Why don’t you come with me?
B That sounds great!
What can I buy there?
G You can buy a lot of items.
For example, they have bags, shampoo, and some snacks.
B I see. I’m going to buy shampoo.
G You should bring your own container, then.
You can put the shampoo in it.
B Okay.
Lesson Review
G Sam, do you know about air pollution?
B Yes, I do. It’s becoming a serious problem.
What can we do about it?
G We can do a lot of things.
For example, we can ride bikes to school.
Also, we can walk more often.
B Great ideas! We can also plant trees.
Trees clean the air.
G Right. Let’s help the environment.
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