Exercise 13. Read the text. Fill in the gaps with one of the words from the box

Emission, oxygen, cock-chemical, plants, coal, atmosphere, sulphur, harmful, organic,

Air pollution is severe especially in many of the heavily

Industrialized cities and towns of southern Ukraine. Coal using industries, such as metallurgical, cock-chemical plants, steel mills and thermal

Power plants are major sources of high level uncontrolled emission of sulphur dioxide, dust, unburnt hydrocarbons and other harmful

Substances. Over the third of the emission into atmosphere originate from

Automobile transport. The combustion of organic fuel inevitably to the

Accumulation of carbon dioxide in the atmosphere and a decrease in oxygen. As a result we can expect increases in temperatures.

Exercise 14. Read the following text. Translate the text in writing and put questions to the underlined words.

Now the face of the region has changed greatly. Because of the intensive land-reclamation done during the Soviet period, many rivers and lakes disappeared from the map of the region forever, and with them disappeared many plants and animals and which is a big tragedy for the world as a whole. Land-reclamation has also influenced the climate of the region very much.

If anyone could find himself now in the region some hundred years ago, he could see the following picture. Thick green forests seemed endless. A rich variety of threes, bushes and kinds of grass gladdened the eye. Birds singing, twitting in the trees, added to the beauty of the scenery.

Exercise 15. Topics for discussion: