Te tau mamati tuku kairangahau te kaha ki te whakahaere i ngā kihai i e taea i mua. E kore noa e taea te rere kairangahau ngā nui, e taea hoki te tango ratou painga o te āhua motuhake o ngā mamati ki te whakapai ake mana, tata heterogeneity o pānga maimoatanga, ka tutakina tikanga. Ka taea te mahi i ēnei ngā i roto i te taiao tino mamati ranei te whakamahi i ngā pūrere mamati i roto i te ao ā-tinana.
Ka rite ki whakakitea te pene, e taea te mahi i enei ngā i roto i te mahi ngātahi ki te kamupene kaha kāwanatanga ranei, e taea te mahi i ratou katoa e te kairangahau ranei; e kore e koe hiahia ki te mahi i te kamupene hangarau nui ki te whakahaere i te whakamātau mamati. Ki te mahi koe te hoahoa koutou ake whakamātau, ka taea e koe peia tou utu tāupe ki 0, ka acn koe te whakamahi i te 3 R's-Whakakapia, Whakapaingia, ka Whakaititia-ki te hanga i matatika ki tou hoahoa. tikanga kairangahau 'mana te whakanui ake ki te wawao i te oraraa o te milioni o te iwi e kia whai tatou i te hua ōrite i roto i to tatou whakarongo ki te hoahoa rangahau matatika. Ki te kaha nui mai hopoi'a nui.