2026/05

    crtm, ufo:
	Use symlinks to guix store (persistent storage), lowering memory
	requirements. Crtm and ufo now build on machines with 24G memory
	(possibly less).
    
    Several package definitions were updated in response to comments by 
    a reviewer of the GNU Guix science channel, to which some packages
    have been upstreamed, in possibly modified form:

	Reviewer:
	    Romain Garbage
	Modified packages:
	    netcdf-parallel-openmpi-without-pnetcdf
	    pnetcdf-fortran
	    netcdf-fortran-parallel
	    parallelio
	    mpas-atmosphere
	    origin-ecbuild
	Upstreamed in possibly modified form:
	    mpas-atmosphere
	    pnetcdf-fortran
	    netcdf-fortran-parallel
	Link to pull request:
	    https://codeberg.org/guix-science/guix-science/pulls/648
