The environmental protection

How many kinds of the pollution can we see in the video?

Where is the light pollution?

Where is the noise pollution?

What became one of the main sources of the radioactive contamination in the world?

What is the reason of the water pollution?

What are the reasons of the air pollution?

What are the consequences of the global warming?

We should use ... bags for shopping

What is the eco-friendly means of transport?

What are the alternative sources of energy?

How should we use food wastes?...

What is right?