Before the American government enacted strict laws about landfills and toxic waste disposal, tragedies of pollution occurred across the country. Today, landfills are safer and more environmentally friendly, but problems can still happen. Our laws don''t stop other countries from continuing poor landfill practices. Readers will learn the terrible story of Love Canal and the hazardous chemicals that can be produced by landfills. With the help of detailed sidebars and full-color photographs, the narrative introduces an important conservation topic, including its social and scientific aspects.