Icebergs are 'ecological hotspot'
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Drifting icebergs are "eco-hotspots" enabling surrounding waters to absorb more CO2, a study finds.
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Can cruise ships and nature coexist? An experiment gets under way in Cozumel to test the idea.
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Scientists present one of the most dramatic forecasts for the disappearance of Arctic summer sea-ice.
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Science & environment: If increased rate of melting continues, the summertime Arctic could be free of ice by 2030.
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Reports released this week offer evidence of climate change's impact: Plants and animals are dying and showing up in places they shouldn't, the Arctic is heating rapidly and sea levels are rising. By Stephen Leahy.
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Global warming is heating the Arctic at a rapid pace - with impacts that could range from the disappearance of polar bears&#39; summer habitat by the century&#39;s end to a damaging rise in sea levels worldwide.
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Ice is sliding off the Antarctic continent much faster than it did during the 1990s, several teams of researchers have found. On the Antarctic Peninsula that sticks out from the western side of the continent
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In March 2002, a Delaware-size Antarctic Peninsula ice shelf collapsed. Since then, several glaciers in the region have accelerated.
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The decline of migratory birds due to an accelerating Arctic thaw may also disrupt the delicate ecosystems of their far-flung winter homes from Africa to South America, experts said on Wednesday.
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Arctic ice is melting fast, much faster than anticipated, leading some scientists to believe we may have already passed the tipping point as far as global warming is concerned.
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An Antarctic honeymoon, an iceberg, and questions about climate change.
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Tiny channels in the Arctic ice support creatures that play a crucial role in climate-affected ecosystems.
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Global warming (news - web sites) is melting the Arctic ice faster than expected, and the world&#39;s oceans could rise by about a meter (3 feet
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Whenever the world's tropical seas warm several degrees, Earth has experienced mass extinctions over millions of years, according to a first-of-its-kind statistical study of fossil records.
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As early as the 1970s, several theorists and climate modelers predicted that global warming would cause ice shelves in the oceans around Antarctica to melt and release glaciers.
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Glaciers once held up by a floating ice shelf off Antarctica are now sliding off into the sea -- and they are going fast, scientists said on Tuesday.
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Mussels have been found growing on the seabed just 800 miles from the North Pole in a likely sign of global warming, scientists said on Friday.