Nga tauari tono
Ko ngā piko ārai-tuarua he whakamahinga whānui i ngā piko paparahi taiwhenua, īt particularly mō ngā whakamahinga e pēra ana ngā tikanga o te mahi ki runga ake i te whakamahi noa i te wai, nō reira hoki mō ngā rāwekenga tikangia rānei, i le tepene hoki i ngā hinu, ngā pana, ngā matū kimikime, me/na rānei ētahi atu rāwekenga i ngā whakamahinga rāwekenga (e taea ana ngā takotoranga pērā i ngā tino māmā me ngā turaki).
Ko ngā whakamahinga tino nui o ngā pūmpa toto arataki ko:
Kua whakaaetia e te whirihoranga tuarua o te totohu te mata totohu waenganui kia wehe tōnu te tikanga kaupapa mai i te taiao o waho, nā reira ka piki ake te whakapono mō te mahi roa o te hōuki taraiwa.
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