Coal miners far and away have the highest mortality rate from pneumoconiosis, or black lung disease, which is cause by long-term exposure to coal dust.

尘肺和黑肺病都是因长期接触煤尘所致，那煤矿工无疑是由这两种病导致的死亡率最高的人群。

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And she said most of the days the weather is fine. Most dust actually comes due to sand storm from Gobi dessert not too far away up north west.

她说大部分时间天气很好，大部分的灰尘都来自西北的戈壁滩。

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Young stellar objects, when viewed from far away, can look a lot like much older stars. Both types of stars are very dusty, and the dust lying between us and them obscures the view even further.

当我们从相当远的地方观测时，早期恒星体与非常老年的恒星会很相似的：它们都充满了尘埃，而隔在我们视线上的尘埃云使之更模糊不清了。

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By analysing atmospheric circulation patterns, Dr Marinoni and her colleagues found that winds could bring soot and dust from as far away as Europe, the Middle East and North Africa.

ECONOMIST: Pollution in the Himalayas