View Original Image at Full Size

Tree Rings can provide evidence of past changes in precipitation and temperature
Originally uploaded in Exploring the Past to Understand the Future.

Image 43819 is a 2736 by 3648 pixel JPEG
Uploaded: Feb28 14

Last Modified: 2014-02-28 14:00:00
Permanent URL:

The file is referred to in 1 page
Dave McWethy
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.