The Astonishing Secrets of the Ocean

This documentary argues that the true lungs of the planet are not the rainforests but the oceans, whose plankton produce much of our oxygen and whose currents move heat around the globe. It reveals the astonishing and often unseen ways the seas regulate the climate and sustain life on earth. Rich underwater imagery brings the hidden workings of the ocean into view. A captivating watch on the sea, climate and the natural systems that keep us alive. Free to watch in HD on Dr Documentary.

Courtesy of Documentary on YouTube. Watch on YouTube ↗

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