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Earth: The Power of the PlanetEpisodes

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  1. Rare Earth

    5/5Iain Stewart finds that life on Earth prospers because of the planet's unique conditions.

  2. Oceans

    4/5Dr Iain Stewart travels to surfers' paradise Hawaii to learn more about oceans.

  3. Ice

    3/5Ice isn't just something to put in a gin and tonic - it has carved out landscapes.

  4. Atmosphere

    2/5The history of the atmosphere, starting with the ozone layer's creation.

  5. Volcano

    1/5Dr Iain Stewart explains how volcanoes have been crucial to the development of life.