Download a wind stress dataset from ECCO, COADS, etc. There are some wind files that I have pre-processed here. These already have wind stress curl calculated, too.
They are derived from the:
I have given you the wind stresses and wind stress curls. Calculate the Ekman transports and the Ekman Divergence. What features are revealed? How do datasets differ by month/year/across datasets?
You may want to check out this paper! and this paper!