Climate change and natural disasters

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Across
  1. 5. harmful material in air water, or soil.
  2. 6. a huge storm with winds and heavy rain.
  3. 7. a long term change in Earth’s climate
Down
  1. 1. a long period without rain.
  2. 2. cutting down many trees in a forest
  3. 3. when too much water or rain causes river overflows.
  4. 4. makes the planet hotter