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Unsafe Waters: The Water Planet

Related Article: Learn more about oceanography.

Oceans contain 97 percent of the water on Earth; most of the rest of the water is either frozen in ice or takes the form of water vapor in the air. Learn more about Earth's water in this segment.

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HowStuffWorks.com Videos: Oceanography MRSS Feed

How Polar Ice Caps Work (2:04)

If the polar ice caps melted, you would definitely notice the difference. To learn what would happen if the polar ice caps melted, check out this HowStuffWorks video.

Ohio State research makes waves at COSI (1:33)

An Ohio State engineering professor's research into wave patterns and erosion has gone into a new exhibit at Columbus' Center for Science and Industry (COSI). Diane Foster, a faculty member in Civil and Environmental Engineering, was invited by COSI... More »

The Importance of Oceanography (1:32)

Learn the different types of oceanography and why they are important.

Oceans Provide Flood of Information (3:13)

Oceanographers provide new details about the Earth's oceans.

Deadliest Catch: Northwestern (1:23)

Sig says the Northwestern has its own character.

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Ocean Odyssey: Camera Crack (1:10)

Deepwater shipwreck salvage is tough on equipment. When the Odyssey's underwater camera develops a crack, the team must adapt. Check out this video from Discovery Channel's "Ocean Odyssey" to learn more.

Ocean Odyssey: A Bell Comes Up from the Depths (1:07)

The Ocean Odyssey team discovers a bell that could help them identify a shipwreck. Check out this video from Discovery Channel's "Ocean Odyssey" to learn more.

Why Tell Me Why: Explaining Saltwater (1:38)

Learn how the ocean's waters got so salty in this episode of "Why, Tell Me Why?"

Exploring Time:Global Warming and the Ocean Belt (2:34)

On The Science Channel's "Exploring Time," learn how global warming is effecting the ocean conveyor belt in the Atlantic.

100 Greatest Discoveries: Hydrothermal Vents (2:30)

Underwater hydrothermal vents are one of the biggest biological discoveries ever made. Learn about this astonishing garden of marine life on The Science Channel's "100 Greatest Discoveries."

Caught in the Moment: The Bottom of the Ocean (2:43)

Tristan Bayer from Animal Planet's "Caught in the Moment," visits the bottom of the ocean outside the Cocos Island. Traveling in a small submarine he experiences the different fish present in the deep.

Assignment Discovery: Mathematics of an Ocean Wave (2:58)

Ocean waves have a mathematical relationship. On Discovery Channel's "Assignment Discovery," learn about the mathematics of an ocean wave.

G Word: Plastic Oceans and Water Pollution (2:37)

On Planet Green's "G Word," correspondent Summer Rayne Oaks explores a Texas-sized sea of trash in the middle of the Pacific Ocean.

Assignment Discovery: Ocean Carving the Coast (1:22)

See how the ocean carves into the coast. Watch what remarkable structures form on Discovery Channel's "Assignment Discovery."

Biomes: Freshwater and Seawater (54:19)

Water takes many forms and serves many functions on our planet. This dynamic presentation helps viewers understand the chemical and physical properties of a substance that is crucial to life on Earth.