If the -c flag is used, r.reclass.area will skip the creation of a clumped raster and assume that the input raster is already clumped.
g.region rast=zipcodes -p r.report zipcodes unit=h # extract only areas > 2000 ha: r.reclass.area input=zipcodes output=zipcodes_larger2000ha greater=2000
Last changed: $Date: 2014-03-26 17:00:13 +0100 (Wed, 26 Mar 2014) $