Reduce your Carbon Footprint by what you eat?

In the May issue of M&F, Matthew Solan talks about how the environment is effected by the types of food we purchase and eat. How animals, fish, poultry, and vegetables that are raised and grown for consumption can effect our ecology. Never really thought about this too much. Here is his blog; Just click on the Eating Greener link, and a the PDF will download
http://www.matthewsolan.com/