Agriculture plays an important role as a carbon "sink" through sequestering and storing greenhouse gases, especially as carbon in soils, plants and trees.
通过吸收和储存温室气体，特别是在土壤、植物和树木中，农业起到了碳“汇集地”的重要作用。
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But sequesteringcarbon dioxide underground is impractical in many areas, and it raises fears that the stored gas will escape.
可是，许多地区都不适合将二氧化碳埋入地下，人们担心储藏的二氧化碳会泄漏。
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The question, he says, is: "How can rural landowners be compensated for sequesteringcarbon?"