A Submesoscale Cascade‐Driven Mesoscale Seasonal Cycle in the Subtropics

Geophysical Research Letters 2026 Open access

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Authors: Ling Feng, Kaushik Srinivasan, James C. McWilliams, Pierre Damien, Roy Barkan, Chuanyu Liu, Fan Wang
DOI: 10.1029/2025gl120322
Cited by: 0
References: 43

Abstract

Abstract We show that the submesoscale inverse cascade almost entirely drives the mesoscale kinetic energy (KE) seasonal cycle in the interior subtropical gyre. Using a coarse‐graining framework to diagnose cross‐scale energy fluxes (), we show the forward cascade remains confined to

Fields of Study & Subjects

Oceanographic and Atmospheric Processes Climate variability and models Tropical and Extratropical Cyclones Research

Publication details

Journal / source
Geophysical Research Letters
Volume
53
Issue
9
Publication date
8 May 2026
Language
EN