The Future of the Poles

Both the North and South poles are undergoing unprecedented changes as a result of man-made climate change. What does this mean for the region's wildlife and natural resources as countries make claims for territory?

To Save the Southern Polar Environment--Dump the Antarctic Treaty

How letting nations establish territorial claims on Antarctica could save its threatened marine ecosystems.


Will the Opening of the Northwest Passage Transform Global Shipping Anytime Soon?

With the melting of Arctic Ocean ice, the fabled waterway between Europe and Asia has been open to shipping the past two summers--or has it?


Drawing Lines in the Sea: Nations Stake Claims on Arctic Ocean Riches

The year 2009 will see a rendezvous between science, politics and big business in the high Arctic. Though frenzied seabed mapping clarifies the geology, economic incentives cloud the discussion


Life at the Poles: Eight Polar Animals That Face the Promise and Peril of Climate Change

When sea ice disappears some polar inhabitants advance, whereas others retreat


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    From the Archive

    • February 2008 The Unquiet Ice

      The Unquiet Ice

      Abundant liquid water newly discovered underneath the world's great ice sheets could intensify the destabilizing effects of global warming on the sheets. Then, even without melting, the sheets may slide into the sea and raise sea level catastrophically

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