CROSSWORD - WORLD ENVIRONMENT DAY

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Across
  1. 3. What is the process of breaking down organic matter into simpler substances? (13)
  2. 4. 80% of marine litter is made up of this (7)
  3. 6. A storm with a violent wind, in particular, a tropical cyclone in the Caribbean (9)
  4. 8. A group of organisms that can interbreed to produce fertile offspring (7)
  5. 13. A significant source of injury to marine life (12)
  6. 15. A mass of snow, ice, and rocks falling rapidly down a mountainside (9)
  7. 17. The complete disappearance of a species from earth (10)
  8. 18. The last Resort in the 3 R's (7)
  9. 19. 1 in 3 sea birds mistake plastic for this (4)
Down
  1. 1. The variety of life forms on earth (12)
  2. 2. Process where materials of earth's surface are loosened, dissolved, or worn away (7)
  3. 4. A tiny particle of solid that is suspended in the air or water (11)
  4. 5. A system formed by the interaction of a community of organisms with their physical environment (9)
  5. 7. The process by which gases in the atmosphere absorb and radiate energy as heat back to earth (16)
  6. 9. Gas that protects Earth from harmful UV radiation (5)
  7. 10. Rain, snow, sleet, hail, or drizzle (13)
  8. 11. A site where waste is dumped and/or buried (8)
  9. 12. Ocean temperatures are cooler than normal in the equatorial eastern pacific ocean (6)
  10. 14. Having little or no rain; too dry or barren to support vegetation (4)
  11. 16. What is the destruction of forests? (13)