Scientists are increasingly keen to find out what's going on because they consider the Arctic the "canary in the mine" for global warming—a warning of what's in store for the rest of the world.

科学家们越来越想知道到底发生了什么，因为他们认为北极是全球变暖中“煤矿中的金丝雀”——是对世界其他地方即将发生的事情的警告。

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Hundreds of scientists, writers and academics sounded a warning to humanity in an open letter published last December: Policymakers and the rest of us must engage openly with the risk of global collapse.

在去年12月发表的一封公开信中，数百名科学家、作家和学者向人类发出了警告：政策制定者和我们其他人必须公开应对全球崩溃的风险。

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Economists are now warning of a sharp downturn in the global economy as financial market uncertainties spill over to the general economy, including Asia.

经济学家警告说，金融市场的不确定性已经蔓延到整体经济，包括亚洲经济，因此全球经济可能会急速走软。

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The WHO's Phase 5 threat warning signals that a global pandemic could be imminent, but has yet to develop, with human-to-human transmission occurring in many geographical locations.

VOA: standard.2009.04.30

Professor Lipkin is one of the leading advocates of a global early warning system for contagious disease to reduce the risk of the sort of pandemic seen in Contagion.

BBC: Can crowdsourcing beat the flu?

He wants a global early-warning system for controlling the spread of missiles.

ECONOMIST: Canada

The late Stephen Schneider, who authored The Genesis Strategy, a 1976 book warning that global cooling risks posed a threat to humanity, later changed that view 180 degrees, serving as a lead author for important parts of three sequential IPCC reports.

FORBES: In Their Own Words: Climate Alarmists Debunk Their 'Science'