This is the story of our planet and its inhabitants, now faced with the threat of a cataclysmic event on an unimaginable scale: the same scenario that played out here once before in the distant past.
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This channel offers you full episodes of high quality documentaries. Enjoy and don’t forget to subscribe 🙂
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Other channels you might be interested in:
criminals and crimefighters: https://www.youtube.com/channel/UCYuXyzwA_w4-c1FJrqOnR0A
space and astronomy: https://www.youtube.com/channel/UC1-7mA0mKsCTyCMG4JNO3EQ #documentary #hazards&catastrophe #supercomet
