Across
- 2. to use too much of something or throw it away carelessly
- 5. energy made by the wind
- 7. dirty air, water, or land
- 8. to make old materials into new things
- 9. things we throw away because we do not need them
Down
- 1. energy made by moving water
- 3. energy from the sun
- 4. to use less of something
- 6. to use something again instead of throwing it away
- 7. a material used to make bottles, bags, toys, and containers