The Arctic region is warming faster than any other region on earth, more than twice the rate of the global average according to recent reports. This means, among other things, that areas of the Arctic Ocean that were formerly inaccessible to humans a

发表于:2018-12-08 / 阅读(117) / 评论(0) 分类 VOA标准英语2017年(五月)

A new cold war may be erupting over one of the coldest places on earth and there are billions of dollars at stake. NBC's Kerry Sanders is On The Money tonight at the North Pole. The Arctic cap, a vast white blanket of ice the size of a continent, ho

发表于:2018-12-11 / 阅读(86) / 评论(0) 分类 万花筒2007年

The penguins stay when all other creatures have fled because each guards a treasurea single egg rested on the top of its feet and kept warm beneath the downy bulge of its stomach. There is no food and no water for them. And they will not see the sun

发表于:2018-12-27 / 阅读(77) / 评论(0) 分类 探索与发现2012年

According to scientists from the National Snow and Ice Data Center and NASA, Arctic sea ice appears to have reached its minimum for the year at nearly 1.7 million square miles. A chilling fact, considering that this is only about 10 % more than the

发表于:2018-12-30 / 阅读(65) / 评论(0) 分类 国家地理2008年

Pathogens with added genes from Arctic bacteria could serve as vaccines that elicit an immune response before getting cooked in our warm bodies. Some bacteria have adapted to super cold environments for millions of years. And scientists have isolated

发表于:2019-01-02 / 阅读(63) / 评论(0) 分类 60秒科学

Scientists: Bowhead Whales Are 'Jazz Singers of the Arctic' Bowhead whales have many unusual qualities. They can live for 200 years. They have the largest mouths of any living animal, yet only eat very small ocean creatures through a filter-feeding p

发表于:2019-01-03 / 阅读(65) / 评论(0) 分类 2018年VOA慢速英语(四)月

路易斯 皮尤讲述了他游泳横越北极这一创纪录的壮举。他仅着游泳裤,勇渡北冰洋,来唤起世人对正在消融的冰盖的重视。其中有他惊心动魄的游泳片段-- 和他对在刺骨的冷水中游泳经历的直

发表于:2019-01-05 / 阅读(86) / 评论(0) 分类 TED公开课:(不只是)男人经

China's air pollution and smog could be caused by melting ice caps in the Arctic a new study claims. 一项新的研究称,中国的空气污染和雾霾可能是由北极冰盖融化引起的。 The study published by Science Advances says that me

发表于:2019-01-07 / 阅读(48) / 评论(0) 分类 英语新闻

North Pole 北极 The North Pole is located in the middle of the Arctic Ocean. 北极位于北冰洋中部。 In winter, the temperature goes to -49F. 在冬天,北极温度降到零下49华氏度。 Even in summer, the temperature is around 32F. 即

发表于:2019-01-10 / 阅读(58) / 评论(0) 分类 与美国小学生一起学英文第3册

Science and technology 科技报道 Climate change in the Arctic 北极气候变化 Beating a retreat 仓惶撤退 Arctic sea ice is melting far faster than climate models predict. Why? 北极海冰正在以比气候模型所预测的快得多的速度

发表于:2019-01-17 / 阅读(61) / 评论(0) 分类 经济学人科技系列

According to scientists from the National Snow and Ice Data Center and NASA, Arctic sea ice appears to have reached its minimum for the year at nearly 1.7 million square miles. A chilling fact, considering that this is only about 10 % more than the l

发表于:2019-01-22 / 阅读(63) / 评论(0) 分类 自然百科2008年

But they are hungry and eager to reach their mother whos delayed feeding them on this special day. Now she lures them with the promise of milk, the only food the cubs have known since they were born, deaf and blind beneath the snow some two months ag

发表于:2019-01-23 / 阅读(90) / 评论(0) 分类 探索与发现2012年

As we travel south, so the suns influence grows stronger. And at 50 degrees of latitude, a radical transformation begins. Summers here are long enough for broadleaf trees to replace conifers. Broadleaves are easier to eat and digest, so now animals c

发表于:2019-01-23 / 阅读(97) / 评论(0) 分类 探索与发现2012年

Deer are frequent casulties of the harsh winter. And these leopards are not above scavenging from a corpse. African leopards could never survive here. But the Russian cats have thick fur to shied them from the cold. There are only 40 Amur leopards le

发表于:2019-01-23 / 阅读(101) / 评论(0) 分类 探索与发现2012年

At the southern end of the Earth, after four months of total darkness, the sun once more rises over Antarctica. Now at last, the emperor penguins abandon their huddle. The males are still carrying the precious eggs that theyve cherished throughout th

发表于:2019-01-23 / 阅读(63) / 评论(0) 分类 探索与发现2012年

Scientists are struggling to understand why a burst of scary warming at the North Pole has pushed Arctic temperatures nearly 20C higher than normal for this time of year. 科学家们感到费解,北极突然出现的可怕变暖为何会导致北极

发表于:2019-02-05 / 阅读(74) / 评论(0) 分类 英语新闻

Northeast Arctic cod, usually found in the Barents Seas, have been traveling up to the archipelago of Svalbard for the past three years. Off the coast of Longyearbyen, a Norwegian city located just 1,300 kilometers from the North Pole, scientists are

发表于:2019-02-05 / 阅读(86) / 评论(0) 分类 英语新闻

Science and technology 科学技术 The Arctic 北极海域 Tequila sunset 龙舌兰日落 Global warming may make the northernmost ocean less productive, not more so 全球变暖对北极海域生产力的负面影响 ON SEPTEMBER 16th 2012, at the

发表于:2019-02-05 / 阅读(118) / 评论(0) 分类 经济学人科技系列

Arctic Heat Waves Linked to Snowpocalypse-Like Storms February was unusually hot in the arctic. Thawing out temperature: 35 degrees Fahrenheit.It made big news when it got to 35, I don't know if that's t-shirt weather yet, but 北极在二月时异常炎

发表于:2019-02-14 / 阅读(65) / 评论(0) 分类 2018年科学美国人3月

Science and technology 科学技术 The Arctic 北极 Tequila sunset 龙舌兰日落 Global warming may make the northernmost ocean less productive, not more so 全球变暖可能降低最北部海域的活力,而不是使之更有生命力。 ON S

发表于:2019-02-18 / 阅读(64) / 评论(0) 分类 经济学人科技系列