done, thank you. Now we are going to comprehend the reason of these problems in details. Some students prepared presentations. Listen to the presentation carefully. After that you should give us your understanding and opinion of the problems.
Обобщение усвоенного материала
T: Well done, thank you. About what the main ecological problems have you listened about?
S1: Water pollution
S2: Air pollution
S3: About Greenhouse effect
T: Right. Do you think these problems affect you? Answer my questions using the words and expressions from the articles you have read recently.
S1: Oceans, seas, rivers and lakes are very important for our life. There is much water on our planet and at the same time there is little water on it. It is so because very little water on the Earth is good for drinking. In many rivers and lakes it is very dirty. Some people cannot swim even in the sea because the sea and seaside are not clean. Even fish die in such water. Most of lakes, seas, oceans are very beautiful, but now they are in great danger.
S2: Another serious problem is the pollution of the atmosphere. Every year world industry throws out into it about 1000 million tons of dust and other harmful substances. People of many cities suffer from smog. Forests are disappearing. The destructions of the Ozone layer could lead our planet to the global catastrophe. As a result animals, plants or insect disappear.
S3: The Earth has been getting hotter because we are producing too many greenhouse gases. Because the Earth is getting hotter, ice is melting. Scientists say that in future some parts of Great Britain will be under the sea.
S4: Id like to add that we cant live without plants and animals. They help to make the soil, they clean the water and air, and
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