Observed Climate Change, Temperature Record (last 1,000 years) [1]
John R. Christy
University of Alabama, Huntsville; Director, Earth System Science Center. Expertise: Temperature record. Phone: (256) 961-7763. E-mail. [2] Web site. [3] Publications. [4] Bio [3]. Wikipedia. [5] See discussion under "Skeptics". [6]
Thomas R. Karl
NOAA National Climatic Data Center. Expertise: Directs the principal U.S. repository of instrumental climate data. Phone: (828) 271-4476. E-mail. [7] Web site. Publications. Bio: US Global Change Research Program [8] (scroll down) and Johns Hopkins University (includes publications).
Michael Mann
Penn State University. Expertise: Temperature record of past 10,000 years. Phone: (814) 863-4075. E-mail. [9] Web site. [10] Publications. [11] Bio. [12]