The Environment

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Across
  1. 3. products which can be used again
  2. 7. chemicals given to the plants with the intention of growth
  3. 8. what chemical is contained in a spray can?
  4. 9. kind of rain that is harmful to the enviroment
  5. 10. the mountain with a large circular hole on the top through which lava gases
  6. 11. overall [rising] temperature on a planet
  7. 12. the variety of plant and animal life in the world
  8. 14. group of animals, having no living members
  9. 15. action of surface processes
  10. 18. the trapping of the sun's warmth in a planet's lower atmosphere
Down
  1. 1. what it is called when water is polluted with trash?
  2. 2. absorbs most of the ultraviolet radiation reaching the earth from the sun
  3. 4. plants give off oxygen and absorb...
  4. 5. sorting trash to specific bins
  5. 6. what is color of a bin for paper?
  6. 13. tropical forest
  7. 16. when animals are on the edge of exctincion
  8. 17. a process making a lot of damage