NOVA, Season 49, Episode 1, Arctic Sinkholes
directed by Brice Habeger, fl. 2011 and Nick Tanner, fl. 2015; produced by Nick Tanner, fl. 2015 and Brice Habeger, fl. 2011, NOVA and WGBH Educational Foundation, in NOVA, Season 49, Episode 1 (Arlington, VA: Public Broadcasting Service, 2022), 53 mins
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