Upwelling and Downwelling: Revisiting the Abyssal Upwelling Theory
ID:892
Oral Presentation
2027-01-13 15:35 (China Standard Time)
Session:Session 12 - Abyssal Circulation and Multiscale Dynamics: Processes, Interactions, and Climate Implications
Abstract
The “interior-downwelling conundrum” identified in Munk’s abyssal recipes has traditionally been resolved through upslope transport within the bottom boundary layer. However, growing evidence suggests that the abyssal ocean—particularly in the Indo-Pacific—is not in a steady state, but instead exhibits widespread isopycnal shoaling. This unsteady regime motivates a re-examination of the conventional interpretation. Here, we revisit this classical problem in physical oceanography and propose an alternative interpretation of Munk’s downwelling paradox under bottom-intensified mixing. This study offers a new perspective on the interpretation of abyssal upwelling in a changing ocean.
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Important Dates
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Jan 30
2026
Session / Event proposals open
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Mar 31
2026
Session / Event proposals close
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Apr 30
2026
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Apr 30
2026
Abstract submissions & registration open
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Jun 30
2026
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Aug 31
2026
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Sep 15
2026
Scientific program released
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Oct 15
2026
Early bird registration closes
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Jan 12–15
2027
XMAS 2027
