Improving Our Environment
AIR POLLUTION

The air in earth's atmosphere is vital to living things; but people are polluting this clean, fresh air. Air pollution harms plants, animals and humans. It is even changing earth's climate. For centuries, people have produced small amounts of air pollution - but now we are producing far, far more. In what way has human life changed to bring about this increase? What makes smog form in our cities and acid rain fall on our forests? How is air pollution connected to global warming? This book answers these questions and describes how we can all act to reduce air pollution. Find out what you can do to help - learn about air pollution today and start to improve YOUR environment.