Answer :
For helping to determine past climate on the basis of tree rings, dendrochronology is use.
The name of the scientific technique for determining the precise year that tree rings were formed is dendrochronology. This can provide information for dendroclimatology, the study of climatic and atmospheric conditions during different historical periods from wood, in addition to dating them. Scientists utilise dendrochronology to calculate the age of ancient structures and artefacts. Trees are an uncommon set of buddies for archaeologists. By examining the information found in old wood, the scientific technique of dendrochronology can determine the age of an archaeological site. It is a trustworthy dating technique with many applications in archaeology, environmental studies, and other disciplines. As the technique has grown more effective, its importance has increased across numerous industries.
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