Describes the achievements and contributions of four outstanding people associated with environmental protection: John Muir, Rachel Carson, Lois Gibbs, Chico Mendes.

Learn about what environmentalists do to make the planet cleaner, safer, and healthier.

With stories of real kids engaged in activism this book presents tips and strategies for getting involved and making the natural environment better.

From leftover food to packaging materials to outdated or broken technology, humans produce an enormous amount of waste. In response to this problem, the popularity of recycling has grown rapidly in recent years. Find out how experts are working to find new recycling methods and cut down on the amount of trash that ends up in landfills, and discover whether you've got what it takes to help make some of tomorrow's most important recycling innovations....