Nā ngā waka karoro hīhī whenua ā-newa i whakapakari mai i tō mātou kohinga matihiko e whai ake nei, ka whakamahi i te hunga motokore moemoeā hei whakangungu i ngā waka nui kāore i ngā taone. I mua atu i te hanga (kāore anō i te kaiwhakarite), kei runga i ngā waka ēnei i ngā pūmotokore whakawhiti manawa (PEMFC) e whakatoetoe ana i te 80–150 kW, e tāwari ana i ngā poaka hīhī whenua (35–70 MPa) e tuku ana i te roa o 400–600 km. Ko te rākau motokore e mahi ana i te waehanga 55–60%, ko ngā hāngai noa iho ko ngā kōwhatu wai, me te wā hīhī e heke nei i te 15 meneti. E pai ana ngā waka hīhī whenua mō ngā ara huarahi roa, kei reira ngā waka pūtauao e raru ana i ngā takotoanga. Nā ngā whatunga matihiko matua ko ngā pūmotokore ū-ā-moana, ko ngā tohu hīhī whenua huatau matatini, me ngā raraunga haumaru. Tuku tonu ki tō mātou rōpū ā-newa hei rapu i ngā whakahou tuhipoka, i te tirohanga hangaaro, me ngā ratonga whakaae kāwanatanga mō te hīhī whenua.