Akohia ngā tino take o ngā whakaoho pēhanga teitei o ngā pouaka whakamatao ahumahi, me pēhea te tiaki tika me te hauhautanga e whakapai ake ai i te pumau o ngā pūnaha whakamatao CO₂ me te muka taiaho. Ka whakaratohia e TEYU ngā otinga whakamatao pono mō ngā tono taiaho ahumahi.