Once this has occurred, it is possible to use tools such as QGIS and InaSafe to prepare flood inundation maps, showing in detail the potential population and exposure of the combined historical flood extents.
Pale hii inapotokea, ni rahisi kutumia kifaa kama QGIS na Inasafe kuandaa ramani ya maeneo yaliyoathiriwa na mafuriko, yenye takwimu muhimu kama idadi ya watu pamoja na kuweka wazi historia jumuishi ya kiwango cha mafuriko ambayo yalishawahi kutokea katika eneo hilo.