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GLOBAL SUCCESS 10_Unit 9 (Reading: Task 4)

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  • 3. One of the main causes of air pollution is ___________ produced by machines and factories.
    waste gases
  • 1. Global warming can cause extreme ___________ floods or heatwaves.
    weather events
  • 2. The natural ___________ of many animals can be destroyed in the process of cutting down forests.
    habitats
  • 4. When many animals disappear, this damages the natural balance of ___________ .
    ecosystem