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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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Penguins standing on ice.
Video

Animals of the Ice

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A walrus sits on top of ice.
Article

The Cultural Icescapes of the Arctic

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the front of an ice breaker
Video

Sea Ice in its Ever-Changing Forms

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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.
Photo

Harp Seal, Prince Edward Island National Park, Canada

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Looking through this iceberg's reflection in the Antarctic water, you can see the iceberg below the surface—some 90% of its total volume.
Photo

Blue-Green Antarctic Glacier

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Human activity is increasing in the Arctic marine environment due to climate change. To help the most vulnerable areas, the Global Marine Program of IUCN, along with partners, is convening a series of workshops aimed at enhancing ecosystem-based management and identifying biologically or ecologically important or vulnerable habitats. Burgerbukta, a bay in Svalbard, Norway, is being managed for ecosystem protection.
Article

The Sant Ocean Hall: Life at the Poles Exhibit

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On average, Arctic sea ice has decreased by four percent per decade since the late 1970s.
Photo

Ice Melt in Iceland

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Antarctica is almost entirely covered by ice sheets up to two miles (3 km) thick, which contain roughly 70% of the world’s freshwater.
Photo

Ross Sea Ice Shelf

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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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Looking through this iceberg's reflection in the Antarctic water, you can see the iceberg below the surface—some 90% of its total volume.
Overview

The Arctic and The Antarctic

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a large iceberg
Video

National Ice Center Monitors the Arctic and Antarctic

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