Warm conditions in the Arctic Ocean have been linked to cold mid-latitude winters. Observations and simulations suggest that warm Arctic anomalies lead to a dip in CO2 uptake capacity in North American ecosystems and to low crop productivity.

中文翻译：

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生物地球化学：北极变暖削弱植被

北冰洋的温暖条件与寒冷的中纬度冬季有关。观测和模拟表明，北极温暖的异常现象导致北美生态系统的二氧化碳吸收能力下降，并导致农作物生产力下降。