Environment

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Across
  1. 3. products that are friendly to the environment
  2. 4. the process by which land changes into desert drought a long period when there is little or no rain
  3. 6. species endangered birds/plants/species animals or plants which may soon not exist because there are very few now alive
  4. 8. the action when people contaminate the planet
  5. 9. the jungle where there is a lot biodiversity
  6. 10. the power from something such as electricity or oil, which can do work, such as providing light and heat
Down
  1. 1. garden whose heritage in Colombian and important for Bogota
  2. 2. he was the one who founded the study of scientific medicine, botany and astronomy in Colombia
  3. 5. the gas formed when carbon is burned, or when people or animals breathe out
  4. 7. a large amount of water covering an area that is usually dry.