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Overview
Ninety percent of energy used in the world today comes from fossil fuels. The problem is that fossil fuels will eventually run out and they are not clean fuels. Fossil fuels pollute the air and give off carbon dioxide which adds to global warming. People worldwide are exploring alternative energy sources such as the sun, wind, and water.
| ISBN-13 | 9781602170223 |
|---|---|
| ISBN-10 | 1602170223 |
| Weight | 0.50 Pounds |
| Dimensions | 7.00 x 0.25 x 9.00 In |
| List Price | $23.95 |
| Format | Hardcover |
|---|---|
| Publisher | Erickson Pr |
| Published On | 2008-01-01 |
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