COUNTING TREE RINGS
Dendrochronology, or dating by the tree-ring method, ha.s resulted in (he correct identification of the date of individual tree rings precisely.. bach to ! 1 A. 1)., and has been used r> date thousands of specimens from prehistoric ruins in tho Airinv ji Pueblo Area, Dr. Andrew IP Douglass repotted to the Eicenicnr.ia! ronferenre at the University
of Pennsylvania recently, j “Our results indicate little expectancy of arriving at astronomical accuracy in long-range weather fore- ' casting.'' he said, “but contain three aids to this end: (It a 1,70 6-year rainfall record in tree rings giving the droughts and wet periods in the southwest: (.2) cyclic lengths over 1.700 years indicate only a few seem to change, and (3) the relation to solar radiation.”
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Bibliographic details
Bay of Plenty Times, Volume LXIX, Issue 13240, 16 January 1941, Page 6
Word Count
125COUNTING TREE RINGS Bay of Plenty Times, Volume LXIX, Issue 13240, 16 January 1941, Page 6
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