Related Links
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The Laboratory of Tree-Ring Research, The University of Arizona
http://ltrr.arizona.edu/about/treerings -
NGDC-NOAA Paleoclimatology Program
http://www.ngdc.noaa.gov/paleo/paleo.html -
Recent Drought Assessment of Northern Arizona, Kurt Kipfmueller
http://www.ltrr.arizona.edu/~msalzer/Salzer_Kipfmueller2005.pdf -
Cool-season precipitation reconstruction data from this project are available for download from the NOAA Paleoclimatology Branch:
http://www.ncdc.noaa.gov/paleo/pubs/ni2002/ni2002.html