This clip illustrates ocean currents and the factors that affect them. It mentions that there are both surface currents and deep sea currents, which make up 90% of the ocean's water. It also explains how the Earth's rotation causes phenomena such as the Coriolis Effect.

The crew is in the middle of a terrible storm and takes a risk to head into the eye. They decide to turn around and head in a safer direction, but they encounter an enormous rogue wave and cannot escape from it in time.

After a long journey, Mr. Bean finally reaches the beach. Using his camcorder, he records the shoreline and the activities taking place on the beach.

Bill Nye explains that thermohaline currents are created by warm and salty water sinking and rising in the ocean. Water with a higher concentration of salt is more dense and thus sinks into the ocean.

The narrator explains the three different zones in the ocean: Sunlight, Twilight, and Midnight. He describes the characteristics of each zone.