National Academies advisory: Past surface temperatures and climate changeSurface Temperature Reconstructions for the Last 2,000 Years, a new congressionally requested report from the National Academies' National Research Council, assesses efforts to estimate historical temperature variations based on tree rings, boreholes, and other "proxy" evidence. The report also evaluates researchers' conclusions about the planet's recent warming compared to temperature trends in past centuries. It will be released at a one-hour public briefing.
Thursday, June 22, at 11 a.m. EDT in the Lecture Room of the National Academies building, 2100 C St., N.W., Washington, D.C. Those who cannot attend may listen to a live audio webcast and submit questions by e-mail at http://nationalacademies.org.
REPORTERS: Register to attend the briefing or obtain an advance copy of the report by contacting the Office of News and Public Information; tel. 202-334-2138 or e-mail [email protected]. Advance copies will be available to reporters only beginning at 3 p.m. EDT on Wednesday, June 21. THE REPORT IS EMBARGOED AND NOT FOR PUBLIC RELEASE BEFORE 11 A.M. EDT ON JUNE 22.
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