My Dictionary. However, counting alone does not tell dendrochronologists what time period the tree is from. From Wikipedia, the free encyclopedia. Dendrochronologists originally carried out cross-dating by visual inspection; more recently, they have harnessed computers to do the task, applying statistical techniques to assess the matching. Robert Clarke and Co. Although it is less accurate, the Libby half-life was retained to avoid inconsistencies or errors when comparing carbon test results that were produced before and after the Cambridge half-life was derived.
So just how old is Belsay?
Dendrochronology: How Tree-Ring Dating Reveals Human Roots
Related to dendrochronologist: The Science of Paintings. Full browser? Dendrochronology can date the time at which tree rings were formed, in many types of wood, to the exact calendar year. When one can match these tree-ring patterns across successive trees in the same locale, in overlapping fashion, chronologies can be built up—both for entire geographical regions and for sub-regions.