Definition of "upwellings" [upwellings]

• Plural form of upwelling. (noun)

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• "In coastal regions, climate variations can significantly alter the flow of nutrient-rich waters-known as upwellings-which sustain fish populations that feed millions in sub-Saharan Africa."
• "In coastal regions, climate variations can significantly alter the flow of nutrient-rich waters - known as upwellings - which sustain fish populations that feed millions in sub-Saharan Africa."
• "The most important undercurrent is the Equatorial Undercurrent that flows from the west, producing upwellings of cool water rich in nutrients near western shores."