Even if humans radically reduce greenhouse gas emissions in the short term, important crop-growing regions of the world can expect changes to rainfall patterns by 2040. Projections show parts of Europe, Africa, the Americas and Australia will be drier, while the tropics and north will be wetter.

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Even if humans radically reduce greenhouse gas emissions in the short term, important crop-growing regions of the world can expect changes to rainfall patterns by 2040. Projections show parts of Europe, Africa, the Americas and Australia will be drier, while the tropics and north will be wetter.