还有人认为，注入大气的火山灰保护地球免受太阳辐射，并开启了一段冰河时代。
Still others argue that volcanic dust injected into the atmosphere shields Earth from the Sun's rays and initiates an ice age.
与Eyjafjallajokull火山相比，冰岛的一些火山能够喷发到大气中上百倍的火山灰，并且会持续更长的时间。
Some of Iceland’s volcanoes can shoot hundreds of times as much gunk into the atmosphere as Eyjafjallajokull has, and over long periods.
这些火山的爆发引人注目地改变了地球上的生命，大量的火山灰、尘埃和气体注入大气，就会杀死很多物种和改变全球的气候。
These eruptions have dramatically shaped life on Earth, pumping huge amounts of ash, dust and gas into the atmosphere that have killed off species and altered global climate.
根据美国国家海洋和大气管理局（NOAA）的消息，有些火山灰最远甚至会被带到加拿大的东部。
According to the National Oceanic and Atmospheric Administration (NOAA), some of the ash may make it to the far eastern edge of Canada.
这个过程可以在埃亚非德拉火山记录片中看到：冲击波在在浓烟中扩散，携带着黑暗的火山灰云进入大气层。
This process can be seen in a movie of the Eyjafjallajokull volcano where the shock waves propagating in the smoke are followed by the rise of dark ash clouds into the atmosphere.
在周日开始喷发的厄立特里亚火山向大气层13千米的高空喷发了大量火山灰，继续影响整个地区的空中运输。
The Eritrean volcano, which sprung into life on Sunday, sending a huge ash cloud 13km into the atmosphere, has continued to disrupt air travel across the region.
民航局继续说，大气层中围绕着火山灰的一个60海里左右的缓冲区域现在已靠近了爱丁堡、喀来耳、布莱克浦、利物浦和曼彻斯特机场。
The CAA added a 60 nautical-mile buffer zone imposed around high concentrations of ash in the skies was now close to Edinburgh, Carlisle, Blackpool, Liverpool and Manchester airports.
这种热气随后冲上大气层，并拖曳着黑色火山灰。
This hot gas then rises up in the atmosphere, dragging the dark ash with it.
下部的图像显示的是大气的垂直廓线，表明5月16日火山灰高度在4到6公里之间。
The lower image shows a vertical profile of the atmosphere, revealing that the ash was between four and six kilometers high on May 16.
说如果Hufford仍持续的间断喷发的话，那么就值得我们担忧了。他称，火山爆发影响天气的关键因素是火山爆发期间和喷发到大气中的火山灰的高度。
What's key in having volcanic eruptions affect the weather is both the duration of the eruption, and how high the ash gets blasted into the stratosphere, according to Hufford.
进入到酒店大堂，干净利落的线条，井然有序的灯光，黑、白、灰的质感基调，打造出简洁大气的感觉。
Into the hotel lobby, crisp lines, ordered the lights, the simple sense of black, white, gray tone, create the feeling of concise atmospheric.
冰岛火山爆发释放到大气层里的火山灰的量可能使许多人窒息，1784年的拉基火山爆发是不会被遗忘的。
The amount of volcanic ash that could be released into the atmosphere from Iceland's volcanoes, potentially, has many holding their breath. The eruption of Laki in 1784 has not been forgotten.
燃煤飞灰(以下简称飞灰)作为时间标记物克服了放射性同位素137cs示踪方法不能鉴定大气核爆炸之前的土壤再分布过程这一缺陷。
Using fly ash as a tracer overcomes the limitation that the 137cs tracer method has in explaining the processes of soil redistribution prior to a nuclear explosion in the atmosphere.
燃煤飞灰(以下简称飞灰)作为时间标记物克服了放射性同位素137cs示踪方法不能鉴定大气核爆炸之前的土壤再分布过程这一缺陷。
Using fly ash as a tracer overcomes the limitation that the 137cs tracer method has in explaining the processes of soil redistribution prior to a nuclear explosion in the atmosphere.
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