Across
- 4. Can be used as an alternative vehicle fuel
- 5. This power helps to slow or stop global warming
- 6. Decreases soil and water pollution
- 8. Provides about 1/4th of all energy used in the US
Down
- 1. A term used to describe various sources of renewable energy coming from solid and liquid forms of matter
- 2. Is a clean and domestic source of energy,sustainable, and cost effective
- 3. Sources of renewable energy derived from minerals such as food and yard waste
- 7. Developed over millions years from the remains of decaying plants