Across
- 3. An alternative for fossil fuels
- 4. This can be charged when it dies
- 8. Natural resources that restore themselves
- 11. Carbon ___ is the most harmful greenhouse gas
- 13. ___ energy is generated by the ocean
- 14. A big structure built to stop a river from flowing
Down
- 1. Oil ___ drills and removes oil from the ground
- 2. A renewable resource that forms slowly over time
- 5. ___ rain is rain that's pH is lower than usual
- 6. An artificial lake
- 7. Power ___ is a place where energy is generated
- 9. Wind power is generated here
- 10. ___ energy is generated with ___ panels
- 12. To cut down or to decrease