This article is a fine example of how carbon footprint is informed by all the carbon footprints of the inputs of an activity. It’s pretty impressive how low the carbon footprint of bananas are. So that red bell pepper from Whole Foods that was grown in … New Zealand? OMG…those are flown on jets to get to your table. Another big reason to eat local food.

What’s the carbon footprint of … cycling a mile? | Environment | guardian.co.uk.