Causes of global warming

1.

In the following audio you will find information about the Causes of global warming; listen to the recording and answer the following questions:

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2 According to the recording, what are the causes of global warming: (*)

a. Public services
b. Transport
c. Burning of fossil fuels and farming
d. None of the above

3 What activity causes the most pollution in Australia with CO2? (*)

a. The industry
b. The Agriculture
c. The production of electrical energy
d. None of the above

4 Which types of energy allow to reduce the pollution caused by the electricity generated by coal and gas? (*)

a. Hydroelectric power
b. Nuclear energy
c. Solar and wind energy
d. None of the above

5 Taking into account that deforestation is one of the causes of global warming, what contribution do trees make in reducing global warming? (*)

a. In the production of air
b. In the absorption of carbon dioxide and release of oxygen in it
c. In the purification of the air
d. None of the above

6 Why sheep and cattle contribute to global warming? (*)

a. Because they release toxic gas
b. Because they contribute to the greenhouse effect
c. Because produce methane, a greenhouse gas
d. None of the above