Air pollution is the term used to describe any harmful gases in the air we breathe. Pollution can be emitted from natural sources such as volcanoes, but humans are responsible for much of the pollution in our atmosphere.
what is air pollution?
How do cars make pollution?
Air Pollution from cars
The number of cars on Britain's roads is constantly increasing. Each car burns fuel, and fumes come out of the exhaust pipe and pollute the atmosphere.
what can provide heat in remote areas?