Global warming shines a light on the dark Arctic winter

The eternal darkness that blankets the high Arctic three months a year is becoming brighter every year and, according to one observer, it's the result of global warming.

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• Environment Canada's top weather stories of 2010
• Old satellite data, ships' logbooks could reveal history of Arctic ice
• Close encounter with ice-free bears shocks Coca-Cola exec.

Australia’s Great Barrier reef under threat from floods

Australia’s spectacular Great Barrier Reef is under threat from massive floods swamping the country’s northeast which are pouring harmful debris and sediment into the sea, an expert said Wednesday.

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Scientists find ‘drastic’ weather-related Atlantic shifts

Scientists have found evidence of a "drastic" shift since the 1970s in north Atlantic Ocean currents that usually influence weather in the northern hemisphere, Swiss researchers said on Tuesday.

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Old satellite data, ships' logbooks could reveal history of Arctic ice

The recent, record-setting retreat of Arctic sea ice in Canada and across the polar north has prompted separate research projects in Britain and the United States aimed at reconstructing the region's historical ice record - from the 18th century age of sail to the dawn of the satellite era in the 1960s.

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• Mummified forest offers glimpse of a warmer Arctic
• Arctic icecap safe from runaway melting: study
• Carbon curbs could save polar bear: study

Potential endangered status threatens the wolverine

After the resounding success of a decade-long wildlife project that saw dozens of lynx airlifted from Canada to restore the tuft-eared wildcat to its historic habitat in Colorado, the U.S. state was preparing to turn to this country again for help in reintroducing the wolverine to the mountain forests of the American southwest.

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• DNA barcoding aims to protect species and food
• UN calls for immediate action on saving species
• World needs 'bailout plan' to protect endangered species
• One in four mammals risks extinction
• Protecting polar bears

Biting winters driven by global warming: scientists

Counter-intuitive but true, say scientists: a string of freezing European winters scattered over the last decade has been driven in large part by global warming.

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