Lesson 8A: Small changes

The problem with that material is that it produces

• toxic gases.

• industry in this country, which employs a lot of people.

• pollution and replace them with greener ones.

• all the problems that we have.

We have an important chemical 

• toxic gases.

• industry in this country, which employs a lot of people.

• pollution and replace them with greener ones.

• all the problems that we have.

We should ban vehicles which cause

• toxic gases.

• industry in this country, which employs a lot of people.

• pollution and replace them with greener ones.

• all the problems that we have.

Sometimes I wonder if people really want to solve 

• toxic gases.

• industry in this country, which employs a lot of people.

• pollution and replace them with greener ones.

• all the problems that we have.

Some people say that we can't stop climate

• change, but I think we should try.

• resources are not going to last forever.

• out and we'll have to use other forms of energy.

• out over the last one hundred years.

The world's natural 

• change, but I think we should try.

• resources are not going to last forever.

• out and we'll have to use other forms of energy.

• out over the last one hundred years.

One day, oil and gas are going to run

• change, but I think we should try.

• resources are not going to last forever.

• out and we'll have to use other forms of energy.

• out over the last one hundred years.

A number of plant and animal species have died

• change, but I think we should try.

• resources are not going to last forever.

• out and we'll have to use other forms of energy.

• out over the last one hundred years.

In recent years, the number of _________  around the world has been increasing.

• natural disasters

• floods

• climate change

• consuming

For example, there have been a lot of _______ this year. Some scientists think that this increase has been caused by _________.

• natural disasters

• floods

• climate change

• consuming