All life on Earth is at the mercy of the ocean and its ability to give life. It is our global life-support machine.

Originally released by BBC Worldwide Learning, 2017. Streaming video file encoded with permission for digital streaming by Infobase on April 20, 2018.

One Ocean: Introduction (2:43); --Dolphin Pod (4:29); -- Tropical Coral Reefs (4:18); -- Reef Animal Density (6:36); -- Ocean Storms (2:03); -- Seasonal Seas (2:54); -- Inter-species Communication? (3:51); -- Underwater Forests (6:42); -- Polar Seas (5:55); -- Changing Ocean Conditions (8:30); -- Credits: One Ocean (0:33); .