Renewable energy

"In 'Renewable Energy: Power the World with Sustainable Fuel,' scientists ages 9 to 12 learn how switching from nonrenewable energy sources to renewable ones can help make our homes, businesses, cities, and world better, healthier places. What are those renewable resources? Solar, wind, hydropower, geothermal, and bioenergy! Hands-on projects, essential questions, links to online primary sources, and science-minded prompts to think more about energy, the environment, and the repercussions of our choices make this book a key addition to classrooms and libraries"--Provided by publisher.