Tree-ring patterns from white spruce trees in Alaska. Each ring represents a year of growth. The wide rings indicate good growing conditions (warmer summers in this case). Photo Credit: Nicole Davi. Originally uploaded in TREX - Tree Ring Expeditions:TREX for Students.
Image 160890 is a 900 by 1200 pixel JPEG Uploaded:
Last Modified: 2017-08-14 17:06:48 Permanent URL: https://serc.carleton.edu/download/images/160890/tree-ring_patterns_from_white.jpg
Provenance nicole davi, William Paterson University of New Jersey
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.