Hunting climate change evidence
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Our correspondent David Shukman flies with a Nasa team as it monitors the state of Antarctica's glaciers.
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WASHINGTON - Scientists say changes in the earth&#39;s climate from human influences are occurring particularly intensely in the Arctic region, evidenced by widespread melting of glaciers, thinning sea ice and rising permafrost temperatures.
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Â· Up to 900 threatened by 2050, says global analysisÂ· Habitat loss dwarfs effects of climate change
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THE future of the world&#39;s large wild mammals is threatened by pressures similar to those that caused the extinction of two-thirds of such species at the end of the most recent Ice Age.
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UN findings name human activity as 'very likely' cause of 'unequivocal' climate change.
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Two studies say global warming is responsible for a shifting coastline and visits from Arctic seals.
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Greenhouse gases have contributed to a gradual warming of the ecologically-fragile Arctic region, causing massive climate changes, including melting glaciers and sea ice, according to a soon-to-be-released environmental study.
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Scientists say changes in the earth&#39;s climate from human influences are occurring particularly intensely in the Arctic region, evidenced by widespread
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A new technique for tracking tempests using tree rings could help settle the debate about whether global warming is affecting hurricane frequency.
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The most comprehensive international assessment of Arctic climate change has concluded that Earth&#39;s upper latitudes are experiencing unprecedented increases in temperature
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Blog: Some wet areas of earth will get wetter with climate change.
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Science & environment: Â· Scientists shed new light on disputed skeleton findÂ· Bone analysis supports distinct species theory
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A rise in the temperature of the world's oceans is often accompanied by mass extinctions, according to a new statistical study of fossil records.
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BERLIN, May 21 (IPS) - New scientific evidence confirms that human action,  such as carbon emissions causing global  warming, and  industrial-scale search for food, is decimating biodiversity -  and, in some  cases, is driving threatened species to evolve and  adapt at unexpected speed to new living  conditions.
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Action is needed to protect British wildlife from the effects of a changing climate, a report says.
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Did global warming spur severe drought in the Western United States? A new study co-authored by a tree-ring researcher at the University of Arizona shows a possible connection.
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TUCSON - A new study shows a possible connection between a past climate warming and drought in what is now the US West. The width of tree rings over the past 1,200 years show that western &quot;megadroughts&quot; between