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You know it's better to eat local and vegetarian, you know it's better to reduce the amount of packaging you consume and to use public transportation to get around. But do you know how much all of these things add up—how much arable land is used to support your lifestyle? How many planets would be required to support the world's population if everyone consumed the same number of resources as your household? Use Wa$ted's Ecological Footprint Calculator to find out.

WATCH VIDEO: Annabelle Gurwitch helps families, fire fighters, sororities and more cut their carbon footprints in these clips.

From how much dairy you eat to how many magazines you receive and how much furniture you buy to how you get to work, Wa$ted's Ecological Footprint Calculator covers all the behavioral factors that add up to your total impact on the earth. Then gives you tips to reduce it. Take the quiz today.