Turning crop wastes and other biomass into charcoaland spreading it on tropical soils can sequester carbon and boost crop productivity.
将农作物废料及其它生物质转化成炭并将其施于热带土壤的方法可以固碳并能提高农作物产量。
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Many scientists are analyzing the global record of charcoal to study relationships between climate, fire and the resulting addition of carbon dioxide to the atmosphere.