Three Level Outline-Global Warming

What would be a good three level outline for an article on Global warming to be presented to Congress on the subject of whether or not it is fact or fiction.

I need to write a paper on this but there is so much info I feel I have reached over load and got stuck. Could you please provide me with references for thBelow I have attached two PDF files for references I researched as well as a reference list and a sample outline.

Sample Outline

a) The Fundamental Causes of Global Warming

? Combustion to fossil fuel in cars
? Home appliances contribute to global warming.
? Excessive amounts of carbon dioxide is released per year in Canada and the United States.

b) Adverse Impact of Climate Changes

? Rare cold climate species are becoming extinct.
? Glaciers are retreating.
? Sea levels are rising.
? Extreme heat during the summer months.
? Ozone Layer depletion
? Changes in water, air and food quality and quantity.
? Less extreme cold during the winter.
? Climate-sensitive diseases.
? Respiratory disorders may be exacerbated by warming induced increases in the frequency of the smog.
is paper as well as an example of an outline to follow?

Solution Summary

Sample Outline

a) The Fundamental Causes of Global Warming

? Combustion to fossil fuel in cars
? Home appliances contribute to global warming.
? Excessive amounts of carbon dioxide is released per year in Canada and the United States.