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A walrus sits on top of ice.
Article

The Cultural Icescapes of the Arctic

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The Encyclopedia of Life brings us another installment of the podcast, One Species at a Time. In this podcast, host Ari Daniel Shapiro relates two close calls with polar bears. Listen as Heather Cray recalls how, dumped by a storm on a small Arct
Audio

Polar Bears: One Species at a Time

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Polar bears are threatened by a lack of sea ice.
Article

Climate Change at the Poles

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Aerial view of two bowhead whales swimming in the ocean.
Audio

Bowhead Whale: One Species at a Time

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Two nurse sharks hover over a baited cage
Lesson Plan

Where Have All the Glaciers Gone?

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ice in the Arctic
Video

Arctic Scientists at Work

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The dark sea floor of the Antarctic, beneath sea ice, is covered with life.
Photo

Antarctic Ocean Floor

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A pair of sea butterflies float in the Arctic ocean.
Photo

A Pair of Sea Butterflies

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pancakes of ice cover the ocean
Photo

Pancakes of Ice

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

Tusks of Mystery

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the front of an ice breaker
Video

Sea Ice in its Ever-Changing Forms

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The Ross Sea is a 1.9 million square mile (3.6 million square km) stretch of ocean off the coast of Antarctica.
Photo

Map of the Ross Sea

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