Environment

12345678
Across
  1. 3. The act of polluting
  2. 4. The weather conditions of a region
  3. 7. A body of fresh or salt water surrounded by land
  4. 8. An element that is essential to breath
Down
  1. 1. Animals living in the wild
  2. 2. A large area of land covered with trees
  3. 5. A natural high piece of land
  4. 6. A hollow place in the earth or underground