Supermodel Gisele Buendchen started a Clean Water Project in her hometown in Brazil. The Swedish company IKEA is working to reduce air pollution in India. A 12-year-old girl in Indonesia organized a group of her friends to plant hundreds of mangrove trees, which can protect coastal areas from flooding. This book features 12 stories about making a difference for the environment and the earth. Each chapter includes attention-grabbing photos and fascinating facts. Sidebars go beyond the basics, and prompts invite readers to think for themselves. A Ways You Can Help page offers suggestions anyone can try.