Across
- 2. Bottles are made of ______
- 4. What ocean is made of
- 6. Plants go in the _____
- 7. Chemicals can cause soil to be
- 8. One of the biggest producers of pollution
Down
- 1. Putting harmful things in the environment
- 3. What we walk on
- 5. The most dominant species
- 6. Cars pollute the ______