Protecting the planet is important for people of all ages to focus on, which is why this bright series makes helpful information accessible to young environmentalists. These books are chock full of important information about the environment and how to protect it in the long run. Charts and graphs are coupled with informative and fun drawings and many interactive projects to really make green learning a blast. Subjects covered include energy sources, the Earth's water, the future of our planet tomorrow, and how to keep it green today.