Bio1100 Chapter 18 Chap 17   Conservation biology
  1. Human activity can upset the balance of ecosystems, leading to the decline and extinction   of many species.



     
  2. Introduction of invasive   species is a main factor in the disruption of ecosystems.



     
  3. Atmospheric pollution includes chlorofluorocarbons   (CFCs), which can deplete the ozone   layer.



     
  4. Burning fossil fuels releases sulfur   and nitrogen   into the atmosphere, causing acid   precipitation.





     
  5. Burning fossil fuels releases carbon dioxide   into the atmosphere, leading to global warming   due to the greenhouse   effect.