Monday, April 5, 2010

The Threats Damaging Biodiversity


  • Habitat loss: altering or destroying  the factors needed for plants and animals to survive

 

 

 

 

 

 
 

 
 

 

 

 

 

 

 

 

 

  • Habitat fragmentation: The loss of a habitat by biological processes that alter the layout of the land gradually.
  • Water pollution: The addition of harmful substances to natural water
  


















  • Land pollution: contamination of the land surface and soil of the earth



  • Introduction of exotics: when plants or animals not native to an evironment are introduced and then destroy the natural cycle

 

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