Image 12257 is a 357 by 270 pixel PNG Uploaded:
The file is referred to in 1 page
The Course http://serc.carleton.edu/sencer/sustainability_health/course.html
Provenance By Donald E. Sterns and Kim Worthy at Wagner College.
Reuse This item is offered under a Creative Commons Attribution-NonCommercial-ShareAlike license http://creativecommons.org/licenses/by-nc-sa/3.0/ You may reuse this item for non-commercial purposes as long as you provide attribution and offer any derivative works under a similar license.