News Temperatures have plunged to -13C in the town of Hell, Michigan

The extreme weather in the US has got so cold that even Hell has frozen over.

Alex Harris is one of five 'Arctic 30' detainees to be granted bail

Greenpeace Arctic 30: Heading for a good meal and a beer - the activist bailed from Russian jail

Alexandra Harris is one of five to be granted bail and they are expected to leave prison within days - it is not known whether they will be able to leave Russia

Greenpeace Arctic 30: Russia grants bail to captain and two Britons

Captain Peter Wilcox and Britons Alex Harris and Kieron Bryan were granted bail today along with two other Greenpeace activists

Scientists found that including data from the Arctic eliminated any 'pause' in global average temperatures

Global warming proponents and sceptics agree on one point: study into myth of 'pause' merits more research

Otherwise the conflicting views go on as strongly as ever

Scientists have found that temperatures are rising faster in the Arctic than in the rest of the world, and two and a half times faster than in previous estimates

Exposed: The myth of the global warming 'pause'

Failure to record temperature rises in the Arctic explains apparent ‘flatlining’, study finds, undermining sceptics’ argument that climate change has stopped

Q&A: What is the global warming 'pause' and does it mean we're off the hook?

Critics like to cite research showing the rise in the world’s average surface temperatures has slowed down since 1998. But is it true?

Scientists have found that temperatures are rising faster in the Arctic than in the rest of the world, and two and a half times faster than in previous estimates

Gaps in data on Arctic temperatures account for the ‘pause’ in global warming

It was the evidence that climate change sceptics loved to cite. While the scientific community’s warnings about global warming had become ever more convincing, the critics pointed time and again to graphs showing the rise in the world’s average surface temperatures has slowed down since 1998 – a fact extensively interpreted by many vocal opponents as a fundamental failure in the basic science of climate change.

World-famous Swedish ice hotel is ordered to install smoke alarms

The hotel, which is located in the north Swedish town of Jukkasjarvi, is rebuilt every winter after it melts in the spring

Nadezhda Tolokonnikova behind bars. She has been missing for more than three weeks

Pussy riot member Nadezhda Tolokonnikova now missing for more than three weeks – with her disappearance sparking fears some of the Greenpeace 30 could also be 'lost'

Family of British man Iain Rogers say they won’t be happy until all prisoners arrive safely in St Petersburg

Dutch royal family pelted with tomatoes in Russian opposition protest

Two activists arrested for fruit-based attack on King Willem-Alexander and Queen Maxima - though none of the projectiles hit their targets

Allied World War II convoy PQ 17 is attacked by German torpedo aircraft on its way across the Arctic Ocean from Hvalfjord in Iceland to Arkhangelsk in the Soviet Union, in July 1942

In from the cold? The race to honour Arctic convoy heroes

The treacherous Arctic convoys undertaken by Allied ships in the Second World War were described as ‘the worst journey in the world’. Jonathan Brown reports on attempts to track down the survivors so they can get the recognition they deserve

UK Greenpeace activist denied bail in Russia over protest against Arctic oil drilling

A second British member of the Greenpeace crew arrested by the Russian authorities during a protest against drilling in the Arctic has been denied bail.

Video journalist Kieron Bryan has not been granted bail

Hillary Clinton calls for outcry over jailed Greenpeace activists

Two Britons – including a journalist – refused bail ahead of trial date in late November

Sea change: A Russian coastguard approaches activists

Russian claims of drugs haul on seized ship is ‘ridiculous’, says Greenpeace

The 28 protesters and two freelance journalists are currently being detained and had previously all been charged with ‘piracy’

Greenpeace protesters highlight the case of UK cameraman Kieran Bryan, currently in a Russian jail

Greepeace protests over 'inhumane' care of activists held in Russia on piracy charges

Environmental group  to file a case with the European Court of Human Rights

Ben Saunders, explorer
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