Upwelling vs Downwelling - What's the difference?

upwelling | downwelling |


As nouns the difference between upwelling and downwelling

is that upwelling is an upward movement from a lower source while downwelling is the sinking of a higher density medium through a lower density one.

upwelling

Noun

(en noun)
  • An upward movement from a lower source.
  • * 2009 , (Diarmaid MacCulloch), A History of Christianity , Penguin 2010, p. 873:
  • Rather separate from the abolitionist campaign, although likewise led by anglophone Evangelicals, was a sudden upwelling of commitment to worldwide mission.
  • the oceanographic phenomenon that occurs when strong, usually seasonal, winds push water away from the coast, bringing cold, nutrient-rich deep waters up to the surface
  • downwelling

    English

    Noun

    (wikipedia downwelling) (en noun)
  • The sinking of a higher density medium through a lower density one