This data set is derived from the Quelccaya Summit Ice Core by
Drs. Lonnie Thompson and Ellen Mosley-Thompson of The Ohio State
University. The record was updated in May 1992 to extend the data
The CLIMAP (Climate: Long-range Investigation, Mapping, and Prediction) Project
was funded by the National Science Foundation as part of the International
Decade of Ocean Exploration (IDOE) Program. ...