- Swedish trees older than the universe? -
- MaNGA SDSS
- Ice-core dating corroborates tree ring chronologies RealClimate
- World's Oldest Trees and Creationism - Old Earth Ministries
Swedish trees older than the universe? -
Dendrochronology (also ed tree-ring dating) is a que 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.
Ice-core dating corroborates tree ring chronologies RealClimate
Wide rings are produced during wet years and, narrow rings during dry seasons.
World's Oldest Trees and Creationism - Old Earth Ministries
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.
Tree ring dating wiki:
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