III. After you have read. 3.1. Answer the following questions:

3.1. Answer the following questions:

1. What is the reason of man's interference in nature?

2. What does appear all over the world today?

3. Why is the oxygen balance upset?

4. What is the result of this process?

5. What is the problem of the increase in traffic?

6. Why could toxic gases change the world’s climate?

7. What are the bad effects after the Chernobyl tragedy?

8. What measures are being taken to create a system of ecological
security?

9. What project are the USA and Russia carrying out?

10. Why must the serious measures be carried onward to protect nature?

3.2. Look through the text again and say what is true and what is false? Correct the false statements:

1. With the development of civilization man’s interference in nature began to decrease.

2. Large cities with thousands of smoky industrial enterprises disappear all over the world today.

3. Every year world industry pollutes the atmosphere with about
1000 million tons of dust and other harmful substances.

4. The acid falls to earth in form of rain or snow that can create the new living organisms.

5. Toxic gases in the atmosphere in critical concentration could change the world’s climate.

6. The most horrible ecological disaster befell Ukraine and its people after explosion at the atomic power-station in Japan in 2011.

7. As many as 159 countries – members of the UNO – have set up environmental protection agencies.

8. Russia is not co-operating in the field of environmental protection with the United States, Canada, Norway, Finland and other countries.

9. Russia and the United States are carrying out joint projects to destroy the environmental systems of some regions.

10. If present trends continue for the next several decades, our planet will become uninhabitable.

3.3. Arrange the sentences according to the order in the text:

1. Russia is co-operating in the field of environmental protection with the United States, Canada, Norway, Finland and other countries.

2. The pollution of air and the world’s ocean, destruction of the ozone layer is the result of man’s careless interaction with nature, a sign of the ecological crises.

3. The most horrible ecological disaster befell Ukraine and its people after the Chernobyl tragedy in April 1986.

4. Nowadays the heat cannot go into space.

5. As many as 159 countries – members of the UNO – have set up environmental protection agencies.

6. Toxic gases in the atmosphere in critical concentration could change the world’s climate.

7. As a result some rare species of animals, birds, fish and plants disappear forever, a number of rivers and lakes dry up.

8. The byproducts of their activity pollute the air we breathe, the water we drink, the land we grow grain and vegetables on.

9. For thousands of years people lived in harmony with environment and it seemed to them that natural riches were unlimited.

10. Vast forests are cut and burn in fire.

3.4. Make up your own sentences (not taken from the text) with the following word-combinations. Pay attention to the usage of the
Infinitive:

To live in harmony with environment; man’s interference in nature; the increase in traffic; to leave a dangerous planet to future generations; to be polluted with radioactive substances; to discuss problems facing eco-logically poor regions; to save life on the planet, one of history’s greatest dangers to human life.

3.5. Put the verb in the brackets into the appropriate form of Infinitive. Pay attention to the Passive and Active Voice and using of to. State the function of the Infinitive:

1. I was glad … to this meeting by my colleague (to invite).

2. My dream is … home as soon as possible (to return).

3. This student was the first …by our professor (to examine).

4. Russia and the United States are carrying out the projects … and … the environmental systems of the ecologically poor regions (to study, to protect).

5. The teacher made students … two articles (to translate).

6. Do you know anybody … this project already? (to finish)

7. I am glad … with him now (to speak).

8. … life on the planet is one of the main mankind’s tasks (to save).

9. Nowadays the heat cannot … into space (to go).

10. It was very pleasant … with my friends again (to travel).

11. Let him … this work (to do).

12. My friends will … this project next week (to start).

13. Ann asked the teacher … this difficult rule again (to explain).

14. She was the last … about it (to tell).

15. Не intended … to Moscow (to move).

3.6. Translate the sentences with the Complex Object and
Complex Subject into Russian:

1. We know him to be the best specialist in the field of the environmental protection.

2. He considers this question to be of great importance.

3. They believed him to be a very experienced researcher.

4. The climate on our planet is known to have changed greatly.

5. These measures are expected to be taken to protect the ecological poor regions.

6. The international organization Greenpeace is reported to be doing much to preserve the environment.

7. Russia and the United States are likely to start the joint projects to protect the environmental systems of the Arctic and Subarctic regions.

8. The holes in the ozone layer let ultraviolet radiation get to the earth.

9. We don’t want the byproducts of the industrial enterprises to pollute the air and the water.

10. The consequences of this explosion at the atomic power-station are considered to be very tragic and dangerous for the Ukrainian, Belorussian and other nations.

3.7. Transform these sentences using the Complex Subject with the verb in the appropriate form. Translate them:

Model: e.g. It is known that our colleague is a very good specialist. – Our colleague is known to be a very good specialist.

1. It is thought that this idea has no practical purpose.

2. It is said that a number of rivers and lakes are drying up.

3. It is known that ultraviolet radiation from the sun causes skin
cancer.

4. It is considered that the green house effect is one of the most serious problems on the planet.

5. It is reported that Greenpeace has conducted an unauthorized acti-vity recently.

6. It is expected that some rare species of animals, birds, fish and plants disappear forever.

7. It is believed that our manager is doing his best to help us.

8. It is supposed that serious measures have been taken to create a system of ecological security.

3.8. Complete the sentences using the Complex Object:

1. Nobody wanted our planet to ….

2. We expected our scientists to ….

3. What made you ….

4. I didn't notice her ….

5. She saw him ….

6. Don’t let them ….

7. We know the air pollution to …

8. Do you think the serious measures ….

9. Have you ever seen your friend ….

10. They don’t consider this project to ….

3.9. Complete the sentences using the Complex Subject:

1. This company is known to ….

2. The ecological problems seem to ….

3. The consequences of this ecological disaster are unlikely to ….

4. This matter is considered to ….

5. Our project is supposed to ….

6. These data are found to ….

7. This method appears to ….

8. All these activities are expected to ….

9. An international environmental research centre is reported to ….

10. Greenpeace is said to ….