Kua hangaia ngā poupou whakapaipai o waho hei whakarato i te haumarutanga mahi me te ataahua ki ngā wāhi tūmatanui me ngā wāhi tūmataiti. Ehara i te mea ko ēnei poupou anake hei tiaki i ngā wāhi hikoi, hei whakahaere i ngā waka, hei tiaki i ngā hanganga, engari hei whakarei ake hoki i te ataahua tirohanga o te taiao.