Across
- 2. The natural resource that covers 70% of our planet
- 3. To use less of something to save resources
- 5. Things we throw away, like plastic and paper
- 6. Using something again instead of throwing it away
- 8. The opposite of clean
- 9. A type of energy that comes from the sun
Down
- 1. To keep something safe from harm, especially nature.
- 4. The natural world, including plants and animals.
- 6. When you collect bottles, cans, and paper to be turned into new items.
- 7. A place full of trees