Across
- 4. cans and tins are made of this material
- 6. damage caused to water, air, etc. by harmful substances (ex. chemicals) or rubbish
- 7. an energy source that can be produced as quickly as it is used. (Ex. wind and solar power)
- 10. a material that comes from trees
- 11. The Earth is our _________, and we need to save it!
- 12. the place where people bury their rubbish
Down
- 1. animals that live in nature
- 2. when you buy olive oil, it comes in this type of glass container
- 3. ________, reuse, and recycle
- 5. The Earth's temperature is increasing. This is called ____________.
- 8. a product that you only use one time and then throw away is _______
- 9. the hard exterior part of an egg