And where water is running low, as it is in so many parts of the world, farmers are letting their fields dry out on purpose, a strategy that also reduces methane, a potent greenhouse gas that rises from paddy fields.
在水资源不足的方(世界上许多方都是这样),农民们故意让他们的田干涸,这种策略也减少了甲烷,甲烷是一种从稻田中产生的温室效应很强的气体。