101 Facts: Renewable Energy

The cars we drive, the electricity we use, and the industries around us, all run on fossil fuels. But these fuels are polluting and their use is increasing the rate at which climate change is occurring. The alternative to fossil fuels is renewable energy. Learn about renewable sources of energy, their past and present, and the ways—big and small—by which we can protect the earth. Discover how you can be a good citizen of the earth!