LISTENING Exercise 20. Listen to the text “Global Warming”

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To induce — вызывать;
to trap infrared radiation — поглощать инфракрасное излучение;
to retain the energy — сохранять энергию;
damage — повреждение;
disaster — бедствие;
endangered species — подвергающиеся опасности виды животных 
и птиц;
indigenous species — местные виды животных и птиц;
to release in the atmosphere — выпускать в атмосферу;
to derive the energy — получать энергию;
nitrogen oxides — оксид азота, двуокись азота;
propulsion — движение;
combustion — горение, сгорание.
After listening: agree or disagree with the following statements and add some 
more information if needed.
1. Global warming is a result of the ‘greenhouse effect’, which is caused 
by carbon dioxide and other gases. 2. An increased Earth temperature leads 
to major ecological disasters affecting both ecosystem and human population. 
3. Carbon dioxide is the result of the combustion of hydrocarbons and coal. 
4. Besides carbon dioxide and water, the combustion products contain a cer-
tain amount of nitrogen oxides (NO
x
), carbon monoxides (CO), and unburned 
hydrocarbons (HC), all of which are toxic for human health. 
SPEAKING
Exercise 21. Share your vision of biotechnology using the following phrases: 
to my mind, in my opinion, as far as I remember, if I am not mistaken, etc.
1. What is the definition of the biotechnology?
2. What science is it associated with?
3. Are bioproducts already used? If yes, name a few.
4. Are there clear differentiating features of bioproducts for them to stay 
apart from traditional ones?
5. Do they have the same scientific and technological basis?
6. What biotechnological techniques do you know?
7. What can you say about ‘white biotechnology’?
8. How is ethanol produced? What kind of fuel is it?
9. What alternatives to fossil fuels in transport sector do you know?
10. Why may biotechnology become as ubiquitous as chemical in dus-
try now?

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