Article Information
vol. 302 no. 5644 404-405
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© 2003 American Association for the Advancement of Science
Author Information
- Raymond S. Bradley,
- Malcolm K. Hughes,
- Henry F. Diaz*
- R. S. Bradley is in the Climate System Research Center, Department of Geosciences, University of Massachusetts, Amherst, MA 01003, USA. E-mail: rbradley{at}geo.umass.edu
- M. K. Hughes is in the Laboratory of Tree-Ring Research, University of Arizona, Tucson, AZ 85721, USA. E-mail: mhughes{at}ltrr.arizona.edu
- H. F. Diaz is in the Climate Diagnostics Center, Office of Atmospheric Research, National Oceanic and Atmospheric Administration, Boulder, CO 80303, USA. E-mail: henry.f.diaz{at}noaa.gov
