机译:A pollen-based reconstruction of summer temperature in central North America and implications for circulation patterns during medieval times
NOAA/CIRES, 325 Broadway. Boulder, CO, USA;
Meteorological Institute, University of Bonn, 53121 Bonn, Germany;
NOAA/NCDC/Paleoclimatalogy, 325 Broadway, Boulder, CO USA;
medieval climate anomaly; temperature reconstruction; paleoclimate; NAO; wisconsin; pollen;