Software Open Access
This is a bugfix release, with the most notable updates being:
atmos_param/rrtm_radiation/astro.f90) had a bug. This is a rather large effect at high latitudes. In particular, sunlight didn't reach high latitudes in winter, making the polar vortex too strong. With the correction coming in this version, the daily averaged cosine zenith angle is exactly the same as a daily average of zenith angles evaluated at discrete time steps.
fracday. The effect of this is minor.
rrtm_radiation, two additional diagnostics are now available:
olr, which is the Outgoing Longwave Radation, and
isr, which is the net Incoming Short wave Radiation.