Dendrochronology, also called tree-ring dating, the scientific discipline concerned with dating and interpreting past events, particularly paleoclimates and climatic trends, based on the analysis of tree rings.

What is dating by tree rings called?

Crossdating is a technique that ensures each individual tree ring is assigned its exact year of formation. This is accomplished by matching patterns of wide and narrow rings between cores from the same tree, and between trees from different locations.

What is the dating studying and analysis of tree rings called?

Dendrochronology is an invaluable tool to help scientists determine the age of ancient settlements and artifacts. Archaeologists have a group of unlikely allies: trees. Dendrochronology, the scientific method of studying tree rings, can pinpoint the age of archaeological sites using information stored inside old wood.

What is the oldest tree ever?

Great Basin bristlecone pine *With its date finally confirmed in 2012, there is one other Great Basin bristlecone pine thats actually older (5,069 years old as of 2021—born around the time of the invention of the wheel), but the exact location of this healthy, unnamed specimen has been kept secret.