But soot - also known as black carbon - from millions of villages like this one in developing countries, is emerging as a major and previously unappreciated source of global climate change.
但是来自于成千上万个象这样的小村庄的烟尘——又叫黑炭，正在成为全球气候变化的一个曾被忽视的重要根源。
Cutting the black carbon, or soot, produced by burning fossil fuels, vegetation, dung and other sources could reduce global warming.
减排燃烧化石燃料，草木，畜粪及其它能源所产生的黑碳，或烟尘可能会减缓全球变暖。
The production and use of carbon black workers, such as long-term sucked soot dust can produce carbon black pneumoconiosis.
生产和使用碳黑的工人，如长期吸人碳黑粉尘可发生碳黑尘肺。
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