You know what they say about enviros with big feet …

Each of these pairs of shoes represents a different (real) woman in a new feature at Marie Claire: "Whose Carbon Footprint Is the Smallest?"

See if you can guess:

1. THE URBAN HIPSTER
   “I eat out way too much. I drink bottled water. I do the club scene a lot. Am I busted?” –Nikea, 29, public defender
2. THE MOUNTAIN MAVEN
   “Even my cappuccino maker and hair dryer are solar-powered.” –Melissa, 33, land-conservation program manager
3. THE GLOBE-TROTTER
   “I’ve never learned how to drive. I always use public transportation.” –Josie, 26, marketing manager