Quiz · A City Fights Dirty Air

Question 1What is the main topic of this talk about the city?

How tall buildings are changing the city skyline Why winters in the city are becoming colder How factories create jobs outside the city The steps a city is taking to fight air pollution

Question 2By how much has the number of smoggy days fallen since the new rules began?

By about five percent By almost twenty percent By nearly half By only two percent

Question 3How can parents check the air quality before their children travel to school?

By listening to a special radio programme By calling the city council each morning By visiting a public website with sensor results By reading a daily report in the newspaper