Our Natural Resources

• A listing of countries and their important natural resources, according to the 2004 World Factbook
  
• The water portal, by UNESCO
  
• The mineral and gemstone kingdom
  
• Soil: a critical environmental resource
  (PDF: 1.10 MB)
  
• Minerals of the world
  
• Indoor and outdoor air pollution
  
• Air Pollution - causes and effects
  
• Shades of green: a comprehensive guide to the earth's forests
  
• Forests, by National Geographic
  
• Fish and wildlife Species, by the US Fish and Wildlife Service
  
• The energy story, by the California Energy Commission