Pollution is one of the leading causes of habitat destruction. Air pollution, water pollution, and land pollution make many habitats unsafe and inhospitable for their native plants and animals. This book explores the pollution problem in an age-appropriate way, with fascinating facts and opportunities for critical thinking. Faced with photographs of pollution, readers will come to understand the far-reaching threat of this issue. Readers alsowill learn how to take the steps to clean up their community--and Earth!.