ocean currents

Curtis Ebbesmeyer, an oceanographer, describes his scientific pursuits to understand the ocean's currents by following flotsam from the water to the shore.

Journalist Donovan Hohn chronicles his quest to learn about the mysterious loss of 28,800 of bath toys at sea, discussing the discoveries he made during his conversations with environmentalists, experts in oceanography, and various other individuals.

Describes the different types of ocean waves, tides, and currents, how they are created, and their effect on the climate and the shorelines.

Examines the great movements of water called ocean currents, discussing how they are mapped, what keeps them moving, and how they can affect the weather.

Describes the work of a man who tracks trash as it travels great distances by way of ocean currents.