Global Warming is a big problem in today's envirment. It is a great threat to the surival of humanity and the planet. But you can help stop global warming just by doing simple things such as car pooling, using floresent lightbalbs, and walking when going really short distances. It may not seem like a lot, but when 6 billion people do it we can start to see changes. Big changes.
source: www.bbc.co.uk
Links:
www.epa.gov/globalwarming/kids/
www.sciencedaily.com/news/earth_climate/global_warming/