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A LITTLE SOMETHING WORTH KNOWING

A small discovery. Yours to pass on.

NatureOne small ahaOcean concept

This western Pacific trench contains Challenger Deep, the deepest known part of the ocean.

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NatureOne small aha
Your new ahaThe Mariana Trench

The Mariana Trench — category: Ocean feature. Source: Mariana Trench ↗

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More from The Blue Planet

A few more worth knowing.

  1. 03These large-scale movements of seawater are shaped by wind, density differences and Earth's rotation.RECALL
    Ocean Currents

    Ocean currents are driven by wind, water density, and Earth's rotation, moving seawater across the globe.

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  2. 04This warm Atlantic current flows north along the eastern United States before turning offshore.RECALL
    The Gulf Stream

    The Gulf Stream's warm North Atlantic current significantly warms the climate of Western Europe.

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  3. 05These periodic changes in sea level arise mainly from the Moon's and Sun's gravitational effects.RECALL
    Tides

    Tides rise and fall on a regular cycle, driven primarily by the Moon's gravitational pull.

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