Ko te waehere whakaoho E2 o te pouaka whakamatao ahumahi e tohu ana i te pāmahana wai tino tiketike. Ina puta, ka whakaatuhia te waehere hapa me te pāmahana wai ki tētahi atu huarahi.

Ko te waehere whakaoho E2 o te pouaka whakamatao ahumahi e tohu ana i te pāmahana wai tino teitei. Ina puta, ka whakaatuhia te waehere hapa me te pāmahana wai i tētahi atu ara. Ka taea te whakamutu i te tangi o te whakaoho mā te pēhi i tētahi pātene, engari kāore e taea te tango i te waehere whakaoho kia whakakorea rā anō ngā āhuatanga whakaoho. Ko ngā take matua mō te whakaoho E2 koia ēnei:
1. Kāore i te rawaka te kaha whakamatao o te pouaka whakamatao wai kua rite rawa. I te takurua, kāore pea e kitea te pānga whakamatao o te pouaka whakamatao nā te iti o te pāmahana o te taiao. Heoi, i te pikinga o te pāmahana o te taiao i te raumati, kāore te pouaka whakamatao e kaha ki te whakahaere i te pāmahana o ngā taputapu hei whakamatao. I tēnei wā, e taunakihia ana kia whakamahia te pouaka whakamatao wai he nui ake te kaha whakamatao.









































































































