1. What are the main causes of today's air pollution? (3)
2. What warning has been issued by the government ... and what does it mean ? (5)
3. What steps can people take to avoid being affected by this pollution cloud? (2)
4. Winchester style question:
If harm is done by this pollution cloud, who should pay the compensation? (20)
Just as a thought, try to link this last one to the problems caused by the transnational impact of Acid Rain.