Environment

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Across
  1. 2. damage caused to water, air, etc. by harmful substances or waste
  2. 4. the mixture of gases that surrounds the earth and that we breathe
Down
  1. 1. something that lives and moves but is not a human, bird, fish, or insect
  2. 2. a living thing that grows in earth, in water, or on other plants.
  3. 3. a tall plant that has a wooden trunk and branches that grow from its upper part