Environment

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Across
  1. 2. Ecology is the science of organisms in their environment. From which two Greek words was this word formed and how are they translated ?
  2. 4. Which animal, according to American scientists, pose a serious threat to the ecosystem of the planet?
  3. 6. A city in Switzerland where it is strictly forbidden to travel by cars and other vehicles with exhaust?
  4. 7. Which district of Almaty is the most polluted ?
  5. 9. Do you know what is a mandatory step to improve the global environment?
  6. 11. What is Kazakhstan's place in the ranking of ecology in the world?
Down
  1. 1. Groups of people volunteering to help people and the environment?
  2. 3. The biggest source of air pollution at the moment?
  3. 5. The most polluted city in Kazakhstan?
  4. 8. The cleanest city in Kazakhstan?
  5. 10. The most polluted city in the world?