末日倒数 地球大撤退

末日倒数 地球大撤退

时长 44:17 · 2012 · 美国 · 已完结

If we faced a countdown to destruction, could we build a spacecraft to take us to new and habitable worlds? Can we Evacuate Earth? NGC&#39s two-hour special examines this terrifying but scientifically plausible scenario by exploring how we could unite to ensure the survival of the human race.

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