Look through the text again and say how the author describes the following things. Read the sentences from the text to support what you have found.

Date: 2015-10-07; view: 669.

1. Environmental crisis.

2. The causes of the menacing situation on the Earth.

3. Possible solutions of the problems mentioned.

4. Threat to living organisms.

5. Threat to the Universe.

4. Read the text thoroughly with a dictionary and answer the following questions:

1. What is common and what is different between environmental crisis and nuclear catastrophe?

2. Why can't an individual scientist describe the environmental situation we are witnessing now?

3. What is necessary to do first of all?

4. What is one of the causes of the present-day menacing situation?

5. What has separated man from the rest of animal world?

5. Read the following definitions of ecology, choose the one you consider the best. Give reasoning for your choice. What do all the definitions have in common? What is the difference?

1. The scientific study of the natural interrelations of plants, animals, and the people and their relation to the environment.

2. The science devoted to the system of interrelationships between organisms and their environment.

3. Study of relations of living organisms to their environment.

4. Study of ecosystems.

5. Study of the environmental conditions of existence.

6. A branch of science concerned with the interrelationship of organisms and their environment.

6. Find in the text synonyms to the following words:

speed, reason, shortage, try (v), interference, look for, complicated calling, undeniably, deep, destruction, imperative, evident, domain, incompatibility, consider, protect, thus, hostile, threatening, characteristic, virtuous

7. Match the Russian words and word combinations in A with their English equivalents in B: