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Oceans: What Lies BeneathEpisodes

  1. Episode 4

    4/4Gabrielle examines the intimate relationship between the oceans and our climate.

  2. Episode 3

    3/4Gabrielle considers some of the remarkable resources that the oceans have to offer.

  3. Episode 2

    2/4Gabrielle meets oceanographers who have explored the deep ocean.

  4. Episode 1

    1/4Gabrielle Walker explores why we know so little about the planet's oceans.