My result was 2.3

Ecological Footprint Quiz

footprint
noun
1. An outline or indentation left by a foot on a surface. Also called footmark, footstep.
2. The surface space occupied by a structure or device.
3. An area within which a spacecraft is supposed to land.
4. A designated area affected or covered by a device or phenomenon.
"footprint." The American Heritage® Dictionary of the English Language, Fourth Edition. Houghton Mifflin Company, 2004. Answers.com 15 Mar. 2006. http://www.answers.com/topic/footprint