Throughout history, there have been many environmental disasters, such as oil spills, chemical catastrophes, and nuclear explosions, that were all caused by human actions leading to dire consequences for the natural world. Readers learn about the causes and effects of major environmental disasters through age-appropriate main text, interesting fact boxes, bright full-color photographs, and a detailed glossary. They also discover the process of cleaning up after these events and what can be done to keep them from happening in the future. This important environmental issue connects science curriculum topics and critical thinking about the world in an engaging way.