Readers have probably heard that they should "reduce, reuse, and recycle" before, but what exactly does each word mean? Budding environmentalists find the answer in this guide to environmental activism. This achievable and vibrant volume teaches young readers the importance of responsibly taking care of their things and preventing unnecessary waste of materials, and educates them on crucial science vocabulary and concepts in the process. Full-color photographs and age-appropriate fact boxes guide readers as they learn how to protect Earth through the careful consumption of limited resources.