How big is your footprint?

Have you ever thought about how much of an ecological footprint you were leaving on this earth? We depend on nature so much more than you think and these calculators will estimate for you how much it would take to sustain your consumption and waste.

Here are some links to some footprint calculators:
www.myfootprint.org/
www.carbonfootprint.com
www.ecologicalfootprint.com/