Дворецкая, 8. Учебник. Unit 9. Lesson 2

1. To gather information is an extremely important skill in the modern world.
2. The internet is an effective way of searching for information.
3. On the internet you can find information about your topic plus indications where to look for detailed information.
4. Do not pile every fact you have found into your report. Choose only useful information.
5. In an encyclopedia or a textbook you can find extremely additional information on the subject. But quite often one or two piece of information may be enough to make a good report.

1. b
2. а
3. d
4. е
5. с

1. satisfy the needs of
2. reservoirs
3. total global fresh water
4. contain
5. transportation
6. farming
7. resources
8. without a health risk

2, 3,

1. 70%
2. 3%
3. 1%
4. 1.5%
5. half

1. 80 % a water a day is enough to satisfy the needs of one person.
2. American
3. Russian
4. British
5. Haiti
2. 85%
3. 65%
4. 100%
5. 75%
6. 28%

1. I think the situation in Russia is like the situation in Towns and cities
2. in the encyclopedia
3. There aren’t any restrictions on water in my areas.
4. Newspapers. News

D

In the developing world, 90% of all wastewater still goes untreated into local rivers and streams. Some 50 countries also suffer from medium or high water stress, and 17 of these extract more water annually than is recharged through their natural water cycles. The most important use of water in agriculture is for irrigation and irrigation is key component to produce enough food. Irrigation takes up to 90% of water withdrawn in some developing countries. Humans require water that does not contain too many impurities. The single largest freshwater resource suitable for drinking is Lake Baikal in Siberia, which has a very low salt and calcium content and is very clean