He mea nui ngā whakawai wai, e mahi ana i te wai hei waiataki. Ko ēnei mīhini nui e hanga ai te kaha e whakamahi ana mātau ki te māharahara i ō mātau kāinga, ki te whakatū tonu i ō mātau kura, ā, whai rawa atu ki te whakahaere i ō mātau tāone! E pā ana ki te mea e hiahiatia ana e ngā whakawai wai – ngā paunga, ngā hangarau, ngā take, he aha tēhea mea e whai ake nei. tuaropari Hau me pēhea ka mahi, ka paunga i a mātau, ngā hirahira i muri i a ia, ōna take, me aha ka puta mua mo ēnei hunga nui.
Nā ngā whakaputa ā-maihi e whakamahi i te mana o te wai i waenganui, pērā i ngā awa rānei ko ngā puhipuhi. Ka puta te wai ki roto i te whakaputa ā-maihi, ka horoia te turbinī. Ko tēnei turbinī i whakapiri mai ki tētahi pū kawe, e wehe ana i runga i te mīhini. Ki te kuhu te turbinī, ka nuku ai ngā magita ki roto i ngā rau karu niho, whakatupu i te huringa ā-whatu. Ka haere tēnei huringa ā-whatu ki runga i te rāhui kaha hei whakarite i te kaha ā-maraea mo ngā whare me ngā hokomaha. He mahi tūrehu, engari he mea hangarau tēnā!
He iti noa iho tētahi o ngā mea pai matatara hau ko te pai he mea ka puta i te wai ora, te uru whenua e taea ana te whakatere i te taiao, ahakoa te huringa o nga hau eka. Ara, e kore ana nga whakaputa wai i te mutu i a koe, engari ka taea he hunga tuatahi mo te waiata ki te mea koe e hiahia ana ki te nui o te wai.

Nga whakamahere roto o te wai e whakawhiti ana i te hiko meka ranei, me te hiko eke ki te kaha. Te turbinimua - e kitea nei i te mete - he mea e whakawhitiwhiti ana i te hiko o te wai whatiwhati, hei mahi. Ko tenei kaha ka whakamutu ki te whakaputa, ka wehe ano nga pereki me nga rarangi hei whakauru i te hiko eke. Ka whakamutu te hiko ki te whakatupu hei whakapakari i tenei, ka whakatakoto ki runga i te paepae. He iti nui rawa, engari ko tenei te take i te mea e utaina mai nei nga paanga nui o nga whakaputa roto o te wai.

He maha nga tikanga whakatairanga kei roto i nga whakaputa roto o te wai. Ki te hiahia hou, ka kitea e nga pūtaiao me nga ingeniheri i te mea e pai ai etahi atu tikanga hei whakapai i enei putiputi. Kei waho i nga whakamahere roto o te wai nui, he maha etahi atu whakaputa roto iti, ara, ka taea e koutou e whai ake nei i tetahi paekura, ki te mea heoi pea i to koutou marae. Ki te hiahia tata koe ki te rapu i te maha rawa, ka noho tonu nga whakaputa roto o te wai hei whakarite i te hiko hei tiaki i a matou.

Ka ngāwari anō hoki te tūroa mō ngā whakawai wai! ‘Kei te piki mātou kia iti ake ngā momo paepae whenua, ā, kia whakaheke mai ki ngā puna oiorangi nei, ā, kei te nui ake te noho tūranga o ngā whakawai wai.’ Nga whenua katoa ki runga i te papatūānuku ka mahi hei hanga i ngā rāhui hauora wai hou, e whakamahi ana i te mana o ngā awa me ngā pūpuke wai kia tuwhera ai te waiataki mō te katoa. I ngā tau e heke nei, ka kitea e mātou ngā whakawai wai ake, ake, ake, e pai ake ana, e hirahira ana, e whakawai wai ake ana, ka whakaae mātou kia hanga i tētahi taiao kerekere ake mo ngā pepeke katoa e tae mai nei.
Ko ā mātou hua matua ko ngā turangā wao me ngā pānui rā. Ka taea hoki te whakapānui i ngā kiritaki i ngā ratonga katoa-i-tahi mō te whakamātautau me te whakauru i ngā rāhui pūkaha rā, ā, i ngā rāhui wao-rā hoki. Ko DHC he kaiwhakamaroke pūkaha, ngā whakamātautau, ngā ratonga whakamātautau i ngā kiritaki kaiwhakamahi waihanga hiko, i tōna ahuatanga pai o te whakamātautau.
Ko tā mātou whakamātau he whakamātau i ngā hāngā hiko mō ngā whare pāmu me ngā whare noho, e whakamahi ana i tēnei rāhui pūkaha rā/wao. I tēnei whakamātautau pūkaha, me ngā pūkenga whakauru, ka taea hoki te whakapānui i ngā kiritaki i ngā whakamātautau katoa. Ka tātari mātou i ngā ratonga pai ki te wā katoa o te rā mai i te kaiwhakamahi waihanga hiko, mai i te whakamātautau, ā, ki ngā ratonga whakamātautau.
I rātou ngā rōpū hāpai kaha o te wāhi e tāpiri ana i ngā pūnaha kaha ā-hau me ngā rākau, ko DHC te kaiwhakamahi i tēnei rōpū hāpai kaha, ā, he whanonga ā-tāone hoki tēnei i whakamāhinga ai ngā rākau ā-hau, i whakauru ai ngā mahi whakamātautau, ngā mahi whakamāhunga, ngā ratonga pūtaiao. I tēnei tau, i te tau 2009, nā ngā kaiwhakamahi tuatahi o tēnei rōpū i whakamāhinga ai tēnei whakaahua o te tiaki i te taiao, i ngā kaha ā-wai i ngā kaha hou, i whakapāpā ai i tēnei ahurea o te rōpū: "te whakamāhinga, te pono, te whakamātau, me te whai i ngā whakaahua hou." Ko tēnei anō hoki te take o tēnei ingoa: "DHC".
Ko tā mātou whakamāhinga i te pono te tuāpapa o tā mātou whakamāhinga. Ka tātari mātou i ngā hua kaha pono, ā, ka tātari hoki i ngā ratonga pūtaiao. Mō ngā rākau ā-hau, he mea nui te whakamāhinga i te pono hei whāinga matua o tēnei rōpū, ā, ka tātari hoki mātou i ngā hua kaha pono me ngā ratonga pūtaiao. Ka tātari hoki ngā whāinga pērā i te roa o ngā rākau me te tāmira o ngā rākau ā-hau i ngā kaha ā-wai. Ka whakamāhinga mātou kia māmā ngā hua katoa a DHC i hanga mai i te kaha ā-pono, kāore i te kaha ā-whānui.