NOVA scienceNOW, Season 4, Episode 5, Climate Scientist Lonnie Thompson
directed by Terri Randall, fl. 1997-2019, David Chmura, fl. 2001 and Dana Rae Warren, fl. 1994; presented by Neil deGrasse Tyson, 1958-; produced by Terri Randall, fl. 1997-2019, David Chmura, fl. 2001 and Dana Rae Warren, fl. 1994, WGBH Boston and Lone Wolf Media, in NOVA scienceNOW, Season 4, Episode 5 (Arlington, VA: Public Broadcasting Service, 2009), 54 mins
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