Содержание
- 2. by-product – побічний продукт harmful substances – шкідливі речовини dust – пил vast – широкий upset
- 3. The protection of environment has become one of the most burning problems of our century.
- 4. Large cities with thousands of smoky industrial enterprises appear all over the World today.The by-products of
- 5. Vast forests are cut.Their disappearance upsets the oxygen balance .
- 6. As a result some rare species of animals, birds , fish and plants disappear forever
- 7. Environmental protection is a global problem.That is why the most serious measures to create a universal
- 8. If we are unable to learn to use the environment carefully and to protect it from
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