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Dendrochronology (also called tree-ring dating) is a technique of dating past climatic changes through a study of tree ring growth.Each year a tree adds a layer of wood (xylem) to its trunk and branches thus creating the annual rings we see when viewing a cross section.By using dendrochronology scientists have dated certain living trees or their root systems in certain cases as having ages in excess of what is expected given the Biblical chronology of the global flood.National Geographic reported in April of 2008 These types of findings are used by evolution proponents to aid their debate in silencing anything related to Biblical chronology.Results of carbon-14 dating are reported in radiocarbon years, and calibration is needed to convert radiocarbon years into calendar years.
Each year a new layer of xylem is produced, thus giving us the tree rings we all can observe and count.
Wide rings are produced during wet years and, narrow rings during dry seasons.
These changes in tissue formation can be used to calculate age of the tree itself or surrounding archaeological artifacts. Douglass now considered the father of dendrochronology at the University of Arizona to further studies and solidification of such dating as a worthwhile scientific endeavor.
Creationists have shown that the biblical kind is usually larger than the ‘species’ and in many cases even larger than the ’genus’—see my article Ligers and wholphins? Taking this into account would bring the age of the oldest living Bristlecone Pine into the post-Flood era.
Claimed older tree ring chronologies depend on the cross-matching of tree ring patterns of pieces of dead wood found near living trees.