Global climate change

The project must focus on your being an intern working with US congressman who is required to make important decisions about legislation designed to limit the impacts of global climate change. Your job is to help the congressman:
1) Understand the science behind climate change.
2) appreciate the impact of climate change.
3)Assess the effects of human activities on global climate change.
4) Recommend support or nonsupport for the legislation.
The report should be 5-6 pages long, double-spaced. Include a reference page (minimum 3 references).