Environment

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Across
  1. 2. To keep something safe from harm or damage.
  2. 7. Made from natural materials, not chemicals.
  3. 8. A living thing that grows in soil and uses sunlight.
Down
  1. 1. To become bigger or taller; to develop.
  2. 3. To remove dirt or make something tidy.
  3. 4. To use something again to make new products.
  4. 5. A plant with thin green leaves that covers the ground.
  5. 6. A material made by humans, often used for bottles and bags.