Ibihingwa bigezweho byo kuvura bigezweho (STEPS) nibikorwa byinshi byateguwe kugirango bifate neza kandi birambye, kwemeza ko amazi ahuye namazi agenga ibidukikije akomeye asohora cyangwa ngo akoreshe. Ibi bimera bihuza ibinyabuzima byateye imbere, umubiri, na chimique wi