The Human being facing the natural and artificial worlds

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Across
  1. 3. This term is frequently used to designate the use of plants and natural extracts for healing purposes
  2. 6. It improves the quality of life
  3. 8. Humans have created many things to satisfy their
  4. 11. aims to respond to our basic needs without reversibly affecting future generations
Down
  1. 1. It's one of the threats to nature caused by man
  2. 2. is a process by which a material or product already used is transformed into raw materials and products
  3. 4. Humanity has intervened in the extinction of some
  4. 5. plant extracts can treat
  5. 7. The natural world is made up of
  6. 9. Science has allowed to transformed this natural substance
  7. 10. Humans use it for economic activities