R (>= 2.14.1), GEOmap, geomapdata, maps, mapproj
abind, bigmemory, GEOmap, geomapdata, mapproj, NbClust, ncdf4,
parallel, plyr, SpecsVerification (>= 0.5.0)
ncdf4, GEOmap, geomapdata, mapproj, abind, parallel,
bigmemory, SpecsVerification, plyr