The importance of conservation efforts for endangered species

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Across
  1. 6. The state or fact of having a duty to deal with something or of having control over someone.
  2. 7. The state of a species, family, or larger group having no living members.
  3. 8. Laws considered collectively as a body or developed system.
  4. 10. A group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding.
  5. 13. Producing or having a pleasant tune; tuneful.
  6. 16. Pertaining to species that are at a dangerously high risk of becoming extinct.
  7. 17. The variety of life on Earth, in all its forms and all its interactions.
  8. 18. The illegal hunting or capturing of wild animals.
  9. 19. The state of being unaware or unconscious of what is happening around one.
  10. 20. The practice of protecting and preserving biodiversity, environments, and natural resources.
Down
  1. 1. A community of interacting organisms and their physical environment.
  2. 2. The presence or introduction into the environment of contaminants or substances that cause harm or discomfort.
  3. 3. The natural home or environment of an animal, plant, or other organisms.
  4. 4. A lengthy piece of music to be played by an orchestra, implying harmony and continuity.
  5. 5. Belonging naturally; essential.
  6. 9. The policy or action of campaigning to bring about political or social change.
  7. 11. The ability to see, hear, or become aware of something through the senses.
  8. 12. The process of receiving or giving systematic instruction, especially at a school or university.
  9. 14. Interaction between two different organisms living in close physical association, typically to the advantage of both.
  10. 15. The use of natural resources in a way that meets current needs without compromising future generations' needs.