Geography · Oceanography
According to the Stommel-Arons model of deep-ocean abyssal circulation, deep currents are primarily driven by:
- 1Tidal friction generated across continental slopes
- 2Geothermal heat fluxes along mid-ocean ridge axes
- 3Thermohaline forcing resulting from high-latitude polar downwelling✓
- 4Wind stress curl over subtropical oceanic gyres
Correct answer
Thermohaline forcing resulting from high-latitude polar downwelling
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