The earth crossword

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Across
  1. 2. Looking after the planet for a long time
  2. 4. Air that plant and animals breath to live
  3. 6. Cutting down all the trees
  4. 8. Plant life in an area
  5. 9. Green plants make their own food from carbon dioxide and water in sunlight
Down
  1. 1. Looking after the environment
  2. 3. Friends with plants and animals
  3. 5. Animal life in an area
  4. 7. Soil or rock taken away by wind, water and ice