Increasing fire frequency and severity may shift boreal forests from carbon sinks to carbon sources and amplify climate warming. Analysis indicates that fuel characteristics are important drivers of wildfire carbon emissions across a broad range of North America’s boreal forest.

中文翻译：

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野火碳排放的驱动因素

不断增加的火灾频率和严重程度可能会将北方森林从碳汇转移到碳源，并加剧气候变暖。分析表明，燃料特性是整个北美寒带森林野火碳排放的重要驱动因素。