ACTIVITY 4
Look at the pictures with examples of energy-related air pollution sources, discuss and answer in pairs or groups the following questions.
a) In your opinion, which is the most aggressive and the most harmless air pollutant?
b) What is the main air pollutant in your city? Why?
c) Do you know what actions in your city are meant to minimize this problem?
d) What can people do to reduce air pollution in the city?
