Biology Vocab

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Across
  1. 4. planting large areas with a single highly productive crop
  2. 5. produced or replaced by something healthier
  3. 7. high level ozone that absorbs ultra Violet light
  4. 8. nonnative species whose species whose introduction can cause harm
  5. 11. process in which pollutants are concentrated as they pass through trophic layers
  6. 13. using resources in ways that preserve ecosystems
  7. 14. change measurable long-term changes in averages
Down
  1. 1. harmful material created as a result of human activity
  2. 2. gray-brown haze formed by chemical reactions
  3. 3. increase in average global temps
  4. 6. total area of healthy land and water ecosystems needed to provide the resources you use
  5. 9. the cutting of forests for lumber or farming
  6. 10. the ability to deal with change and move on
  7. 12. human altered biomes