The threat posed by climate change in the Arctic is one of the problems faced by Canada's Inuit people.
由北极气候变化造成的威胁是加拿大因纽特人面临的问题之一。
With so much at stake, the Inuit are determined to play a key role in teasing out the mysteries of climate change in the Arctic.
面临如此多的危险，因纽特人决心在揭开北极气候变化之谜方面发挥关键作用。
The Arctic amplification happens regardless of the cause of the global climate change.
无论是全球气候变化的原因是什么，北极总是有放大效应。
This past month, there has been a flurry of news, speculation, discussion and debate concerning methane gas escaping from Arctic permafrost and its impact on the global climate system.
就在上个月，关于北极永久冻土层的甲烷气体释出及其对全球气候系统的影响，又出现了一番新闻报道，炒作，讨论和辩论的热潮。
The Arctic is at the epicentre of climate change.
北极处于气候变化的震中。
But there are also some more insidious factors behind the latest round of weather grief, including an unusually strong la Nina, a strange pocket of warm air in Arctic, and overall climate warming.
但是造成最近的极端天气还有其他原因——超强拉尼娜现象，北极上方的一小团暖空气，还有全球气候变暖。
Two new studies of past warming and cooling periods going back millions of years have found that the Arctic reliably amplifies whatever the global climate is doing.
现在的北极还在延续古代的模式。几百万年来气候变暖和变冷阶段的两项新研究发现，无论全球气候怎样变化，北极必定增加其变化幅度。
Summer sea ice is vital to a range of Arctic marine and land animals, and its annual summer melt-off is projected to increase dramatically as the climate warms.
对于北极圈的成熟物种和陆上动物而言，夏季海洋中的冰块存量至关重要，而在气候变暖的情境下，夏季海洋中，冰块“被融化”的年平均量与日俱增。
Because of climate change, the Arctic Ocean's summer ice cover is now half of what it was 50 years ago.
由于气候变化，北冰洋夏季的冰覆盖量现在仅是50年前的一半。
The arctic and Subarctic are of particular interest because these high latitudes are among the world's first locations to begin experiencing climate change.
北极和亚北极这些高纬度地区是世界上最先经历气候变化的地方，因而引起了人们特别的兴趣。
Other positive climate feedbacks that operate in the Arctic include the thawing of permafrost and vegetation changes.
在北极发生的其它气候正反馈还包括永久冻土融化和植被变化。
"This can include everything from new space missions to continually monitoring the effects of climate change on the Arctic."
它可能容纳一切，从新的航天任务，到持续监测北极气候变化的影响。
We can run a fully coupled model for the past and present and see what our model will predict for the future in terms of the sea ice and the Arctic climate.
我们能够运行一套双数模型，对北极气候的过去和现在经行对比，以此对未来北冰面和气候做出更为精确的预测和判断。
Two new studies of past warming and cooling periods going back millions of years have found that the Arctic reliably amplifies whatever global climate is doing.
对过去几百万年来气候变暖和变冷阶段的两项新研究发现，无论全球气候怎样变化，北极必定放大其变化幅度。
Many of the institute's staff are intimately involved in research that documents and analyses the impacts of climate change across the Arctic.
该研究所的许多工作人员正密切地参与记录和分析整个北极气候变化影响的研究。
Its forbidding climate and wild seas prevented the migration and development of land animals such as the Arctic regions know.
和人们已熟知的北极区域一样，它那令人难以亲近的气候和狂野的海浪使得陆地动物无法迁移至此和繁衍。
The findings add another wrinkle to a problem climate scientists have been warning about since the record melt of 2007: after each summer meltback, the Arctic Ocean refreezes completely in winter.
这个结果在原有的基础上，给气候问题增加了另一个新的曲折。自2007年融化的冰的面积创纪录，气候科学家们已经警告：每年夏季反复融化冻结后，北冰洋在冬天冰会完全冻结的。
In Kaktovik we are experiencing the serious effects of climate change, which is occurring twice as fast here in the arctic.
在卡克托维克，我们正在经历严重的气候变化，比生在北极地区的变化要快两倍。
James Murphy, head of climate prediction at the Met Office, agreed and linked the NAO to Indian monsoons, Atlantic hurricanes and sea ice in the Arctic.
英国气象局气候预报负责人詹姆斯·墨菲(James Murphy)同意这种看法，并将大西方洋涛动与印度季风、大西洋飓风和北极海冰联系起来。
To test the ideas, Day carried out several computer-based simulations of how the climate around the Arctic might have fluctuated since 1979 without the input of greenhouse gases from human activity.
为了验证这一想法，戴利用计算机技术，模拟了在没有人类排放温室气体的情况下，北极地区的气候自1979年以来是如何发生变化的。
Climate change is threatening many Arctic animals in Finland. The researchers say that rising temperatures in the past ten years have pushed many animals to the brink of extinction.
在芬兰，气候变化正威胁著许多北极动物，研究专家说，温度上升在过去十年，逼迫许多动物濒临绝种边缘。
This is the vegetational climate of arctic permafrost regions.
这是北极永冻地区的植物气候。
The characters in the distribution and Seasonal cycle of arctic Sea ice are Simulated by this model using some climate data at arctic region.
取北极区大气和有关场的气候资料，由该模式模拟了北极海冰空间分布和季节变化循环特征。
The Arctic is populated with people of different nationalities. The Antarctic, in contrast, has no permanent residents because the climate there is unfavourable to human survival.
北极居住着各族人民。与北极显然不同的是，南极却没有永久性的居民，因为那里的气候不利于人类生存。
It's the modern (black) gold rush. They ignore the risks and consequences for the fragile Arctic ecosystems and the stability of earth's climate completely.
他们完全忽视了其破坏脆弱的北极生态系统与地球气候稳定的危险性和后果。
It's the modern (black) gold rush. They ignore the risks and consequences for the fragile Arctic ecosystems and the stability of earth's climate completely.
他们完全忽视了其破坏脆弱的北极生态系统与地球气候稳定的危险性和后果。
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