Omukyala eyasooka okuwangula engule y’obulwanirizi bw’eddembe ly’obuntu mu Afrika yali asibuka mu ggwanga ki? Wangari Maathai Omufirika eyasooka okuwangula engule y’obulwanirizi bw’eddembe ly’obuntu yali asibuka mu ggwanga lya Kenya.