The activity below allows you to build a tree-ring chronology. Each horizontal bar represents the tree-ring pattern for one tree. By looking for matches in the patterns, you should be able to build an ...

Here we have tree-ring samples from two trees that grew not too far from each other. Notice how the patterns for both are the same except that, for one, the rings are compressed, which shows that it ...

Some issues have also a distinctive title. Published by the Tree-Ring Society with the cooperation of the Laboratory of Tree-Ring Research, University of Arizona, 1941-2000. None published 1994-1996.