1. Why does the air become polluted?

- Because of the smoke from factories and from traffic.

2. What can we do to improve the water pullution in the world?

- We mustn't throw the rubbish into the stream, the river and the sea.

3. How many tons of trash are throwed to the water every year in Vietnam?

- About 16 million tons of trash are throwed to the water every year in Vietnam.

4. What is the best solution of radioactive pollution?

- Teaching people about the disadvantanges of radioactive pollution in order to prevent it.

5. What is the most necessary thing we must do to decrease the fume and dust?

- The most necessary thing we must do to decrease the fume and dust is reuse, reduce and recycle.

Bn tham khảo nha!

Nếu thấy hay thì cho mình xin câu tl hay nhất nhé!

How many kinds of pollution?

->>There are five major types of pollution

What are these?

->> These include: air pollution, water pollution, soil pollution, light pollution, and noise pollution

Does pollution really serious in vietnam?

->> yes

What are your solution to this problem?

->> Plant more trees, replacing your using plastic bags with leaves of trees

What are causes of pollution?

-->The burning of fossil fuels,Agricultural activities,Exhaust from factories and industries,..