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Two nurse sharks hover over a baited cage
Lesson Plan

Teaching Physical Science Through Oceanography

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Two nurse sharks hover over a baited cage
Lesson Plan

Deep Lights

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The robotic underwater glider Scarlet Knight crossed the Atlantic over the course of several months in 2009.
Article

Underwater Robots Explore the Ocean

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A walrus sits on top of ice.
Article

The Cultural Icescapes of the Arctic

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Two nurse sharks hover over a baited cage
Lesson Plan

Where There’s Smoke…

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The Greenland glacier Jakobshavn Isbrae is massive, at around 40 miles long and more than a mile thick.
Article

Up Close and Personal With the Fastest Glacier in the World

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Two nurse sharks hover over a baited cage
Lesson Plan

Trophic relationships in Arctic marine ecosystems

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A narwhal breaches the surface, its tusk pointed to the sky
Article

Why a Tusk? The real-life unicorns of the sea and the tusks that make them famous

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data of sea ice coverage in the Arctic
Article

Arctic Sea Ice: A New Low?

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the front of an ice breaker
Video

Sea Ice in its Ever-Changing Forms

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A screenshot from video of a lobster.
Video

A Rainbow of Colorful Lobsters

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In 2011, storms and lack of ice-cover due to a warmer winter climate resulted in hundreds of seal pups being washed up on the shore of Prince Edward Island. Like many, this young seal faced an uncertain future. See more Nature's Best Photos.
Article

Ice-Loving Seals and the Loss of Sea Ice

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