Into the Big Blue Heart. Сезон 1, 2. The subtropical zone
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Into the Big Blue Heart. 2. The subtropical zone.

Hidden in our oceans are great rivers of seawater called ocean currents. These are the arteries and veins of planet Earth, a life support system that has helped regulate the Earth's climate, atmosphere and biological diversity for millions of years. Jump in the flow of the East Australian Current with migrating humpback whales as we explore the incredible diversity of Australia's submarine ecosystems and reveal how ocean currents create life on our planet in this stunning three-part docuseries.