Old Black Hills Ponderosa Pines Tell a Story

  title={Old Black Hills Ponderosa Pines Tell a Story},
  author={Matthew and J.. and Bunkers},
A single ponderosa pine tree found in the central Black Hills of South Dakota revealed its age of more than 700 years by its tree rings taken from coring in 1992. The purpose of this study was to examine historic climatic patterns from the 13th century through most of the 20th century as inferred from ring widths of this and other nearby trees. The steep… CONTINUE READING