Relationships Between Changes In Biodiversity And Human Resource

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Across
  1. 6. 20% of world oxygen is produced
  2. 7. leads the rise in world temperature
  3. 9. triggers the collapse of environment
  4. 10. releasing harmful substances to environment
Down
  1. 1. require balance of all species to maintain
  2. 2. species facing a risk of extinction
  3. 3. can be influenced by human activities
  4. 4. variety of species found within a region.
  5. 5. creation of calsium, keystone species of ocean
  6. 8. released from cows, causing tempreature increse