“How many planets does it take to support your lifestyle? Take this free quiz to find out your Ecological Footprint, discover your biggest areas of resource consumption, and learn what you can do to tread more lightly on the Earth. Select your location on the map below to start taking the Footprint Calculator Quiz. You will be required to sign in with your social media account or sign up with your e-mail address to use the calculator.”
Creator: Ecological Footprint Network Year: n.d.
- Footprint Calculator [Requires sign-up]