Overview: In the Arctic, enormous releases of methane, a potent greenhouse gas, threaten the climate.
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First Air Date: Mar 03, 1974Last Air date: Mar 27, 2024Season: 51 SeasonEpisode: 979 EpisodeRuntime: 55 minutesQuality: HDIMDb: 6.70 / 10 by 104 usersPopularity: 576.515Language: English