How do you determine the age of a tree? Just count the rings, of course! One ring equals one year of growth. If you’ve ever stumbled upon a tree stump you may have even done it yourself. But if you’re ...

Researchers pull a fresh wood core from a bald cypress tree growing along Waller Creek. An analysis of growth rings in the core revealed that the Waller Creek trees have always had a dependable water ...

TREES HAVE STORIES to tell. Within their annual growth rings are records of drought and deluge, but scientists can also use them to reconstruct environmental pollution events. Tree rings can be used ...