Which shade of green are you? Find out with these top 5 Eco IQ quizzes. Gauge your environmental awareness in the areas of travel, food, investments, and even with how you vote!

1) How Green Do You Go from MSNBC

2) How Green Are You from Newsweek’s Project Green

3) Test Your Eco IQ from the Green Guide

4) Just How Green Are You? from Forbes

5) How Green Are You Quiz from the Times Online

and check out Treehugger’s 100+ guides to going green.