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For starters, there are many causes of air pollution. Firstly, there is the use of private cars. This can cause many breathing problems because of fumes. Furthermore, other forms of transport cause air pollution, for example buses, boats and motorcycles. In addition, factories produce gasses that go into the air causing pollution. These things make people's health suffer. Yet, government has not taken any measures. In fact, they have been subsidising the oil industry.