This workflow generates present-day age grids.
Set input files and parameters in compute_agegrid.sh, then run this script. It will create a present-day age grid (as a netcdf file)
Seton, M., Müller, R.D., Zahirovic, S., Williams, S., Wright, N.M., Cannon, J., Whittaker, J., Matthews, K.J., McGirr, R., 2020, A global dataset of present-day oceanic crustal age and seafloor spreading parameters, Geochemistry, Geophysics, Geosystems, doi: 10.1029/2020GC009214