JRA v1.5 has negative runoff values

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Energy Exascale Earth System Model source code. NOTE: use "maint" branches for your work. Head of master is not validated.

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JRA v1.5 has negative runoff values #6378

Closed darincomeau closed 2 weeks ago

darincomeau commented 2 weeks ago

The JRA v1.5 runoff files have negative values for liquid runoff rofl around Greenland and Antarctica. It seems that in post-processing for v1.5, the friver quantity had the solid ice runoff, lcalvf, subtracted twice, resulting in some negative values around Greenland and Antarctica where lcalvf is present.

h/t to @proteanplanet and @cbegeman for finding the issue and it's apparent source.

darincomeau commented 2 weeks ago

Plots from @proteanplanet showing negative liquid runoff values around Greenland and Antarctica: