Across
- 1. A light material used to make many products like bottles and bags.
- 4. Water that comes from rain.
- 10. Not clean; covered with dirt.
- 11. Old people; people who are advanced in age.
- 13. Small pieces of trash left on the ground in public places.
- 14. A large amount of water covering land that is usually dry.
- 16. Something that causes difficulty or needs to be solved.
- 17. A container for putting trash.
- 18. A natural stream of water that flows to the sea.
Down
- 2. Waste material or things that are thrown away.
- 3. Blocked so that water or air cannot pass through.
- 5. Not far away; close to a place.
- 6. To use something again by processing it into a new product.
- 7. A person whose job is to put out fires and rescue people.
- 8. A person who serves in the army.
- 9. A narrow channel along the edge of a roof or road to carry water away.
- 10. A pipe or channel that carries away water.
- 12. A strong, flexible material used to make things like tires and gloves.
- 15. The process of something slowly breaking down or rotting.
- 18. To save someone from danger.