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Less than 20 percent of the forests that once covered EarthÂ's surface remain, and experts caution that deforestation is continuing at a rapid pace. Through objective overviews, primary sources, and full-color illustrations this title examines How Serious Is Deforestation? What Causes Deforestation? What Are the Consequences of Deforestation? How Can Deforestation Be Stopped?
8) Biofuels
10) Solar power
13) Fossil Fuels
The Obama administration has given high priority to development of alternative energy sources. The world relies on fossil fuels to power our cars, heat our homes, grow our food, and make many of the products we use everyday. Through objective overviews, primary sources, and full-color illustrations this title examines Is the World Running Out of Fossil Fuels? Does Fossil Fuel Use Threaten the Environment? How Does Fossil Fuel Use Affect National
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