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A summertime channel carries melted ice to the sea. Antarctica and Greenland lose around 350 billion tons of ice each year from such melting.
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Ice Melt at the Poles

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A team of scientists explore the Arctic ocean.
Slideshow

Under Arctic 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 walrus sits on top of ice.
Article

The Cultural Icescapes of the Arctic

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Weddell seals grind their teeth on holes in the ice to keep them open to their comings and goings between ocean and air.
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Weddell Seal in Antarctic Water

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Two nurse sharks hover over a baited cage
Lesson Plan

Biomes: Wild Arctic

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

Sea Level Rise

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A team of scientists explore the Arctic ocean.
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The Hidden Ocean

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A marine biologist measures the temperature of an ice core.
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Measuring Ice Core Temperatures

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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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data of sea ice coverage in the Arctic
Article

Arctic Sea Ice: A New Low?

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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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