Clean Carbon Dioxide vs. Dirty Carbon Dioxide

“What is your carbon footprint? That is the wrong question to ask. A more meaningful question is–How much carbon dioxide does it take to grow the wheat required to produce a loaf of bread? Or–How much carbon dioxide does it take to grow the corn for the chicken feed required to produce a dozen eggs?”

For a cogent presentation on CO2 and global warming, visit the link below:

http://wattsupwiththat.wordpress.com/2008/07/04/alleviate-world-hunger-produce-more-clean-carbon-dioxide/#comment-23044

What do you think?