Selected by CLEAN Logo
Originally uploaded in CLEAN:Climate and Energy Educational Resources:About the CLEAN Collection.

Image 27473 is a 374 by 330 pixel JPEG
Uploaded: Mar22 11

Last Modified: 2011-03-22 16:27:52
Permanent URL:

The file is referred to in 4 pages
Mark McCaffrey, National Center for Science Education
This item is offered under a Creative Commons Attribution-NonCommercial-ShareAlike license You may reuse this item for non-commercial purposes as long as you provide attribution and offer any derivative works under a similar license.