Ahumāra hiko rā: te pae hou e whai ake nei o te ahumāra toitū?

Te Ahuwhenua-Āwhina: Te Whāinga Tuatahi o te Ahuwhenua Tōmua?

Ina Hui te Rā me te Ahuwhenua

Kei te aro atu te ahuwhenua tuku iho ki ngā wero maha, pērā i te whakapau rawa nui, te tūponotanga āhua-rangi teitei, me te tipu o te hiahia pūngao. E ai ki ngā raraunga a te Kotahitanga o ngā Whenua o te Ao, tata ki te kotahi hautoru o ngā tukunga kati kōhua o te ao e pā ana ki te ahuwhenua. I runga i tēnei horopaki, kei te kaha arohia he tauira e kīia nei ko te "ahuwhenua-āwhina" (agrivoltaics) – e whakamātau ana ki te whakaputa i te taumata rua mō te pūngao me te kai mā te whakatō i ngā papa hiko rā me ngā tipu i te whenua kotahi.

Ehara te ahuwhenua-āwhina i te "whakamahi whenua e rua" noa iho. Ka whakamarumaru ngā papa hiko rā i ngā tipu, ka ārai i te wera o te rā, ka whakaiti hoki i te whakaetonga o te mata whenua, ka pupuri i te mākū o te oneone; ā, ko te whakaputanga wai o ngā tipu e hanga ana i te āhua-rangi iti e whakamatao ai ngā papa hiko rā, e piki ai te tōtika o te whakaputa hiko. Nā tēnei hononga whaihua ka piki ake te whakamahi whenua ki runga ake i te 60%.

Raraunga me ngā Tauira: Te Pūmanawa o te Ahuwhenua-Āwhina

I te tau 2023, i kī a Chad Higgins, he pūkaha taiao o te Whare Wānanga o Oregon State, i te uiuinga ki a Reuters: "Ko te totohe i waenga i te hiko rā me te ahuwhenua he tino hē. He rite ngā papa hiko rā ki ērā atu taputapu hiko, ka nui ake te tōtika ina mātao ake, nō reira he hononga whaihua tēnei." Ka whakatau ake te rangahau a te Whare Wānanga o Colorado State i tēnei pūmanawa: ko ngā pāmu e whakamahi ana i te ahuwhenua-āwhina, ka piki pea te whakaputanga i te 35% ki te 73%.

E matapae ana te Tari Pūngao o Amerika, i te tau 2035, ka peke te whakaputa hiko rā mai i te 4% o te katoa o te hiko ā-motu ki te 40%. Ko te ahuwhenua-āwhina, hei otinga whakamahi whenua tōtika, kei te whakauruhia ki roto i ngā anga kaupapa here o ngā whenua maha. Mai i Colorado ki New York, kei te whakahaerehia ngā rangahau, ngā pūtea tautoko me ngā kaupapa whakamātau puta noa i Amerika hei whakatere i tōna whakamahinga.

Ngā Wero ō Nāianei me ngā Pānga ki te Ahumahi

Ahakoa te āhua pai o te anamata, he wero tonu te whakatairanga i te ahuwhenua-āwhina. Ko te mea tuatahi ko te nui o te whakangao tuatahi – ko te whakatō i ngā papa hiko rā me te whakatikatika i ngā tikanga ahuwhenua, e hiahiatia ana he moni nui. I tua atu, me urutau ngā kaimahi pāmu ki ngā tukanga whakahaere hou, ā, ko te whakangungu hangarau me te panoni whakahaere he ārai anō.

• Mō ngā pānga ki te ahumahi, ka tārei pea te ahuwhenua-āwhina i te whakahaere pāmu:
• Te tōtika whakaputa: Mā te whakamarumaru me te whakamatao, he pūmau ake ngā hua o ngā tipu i ngā tau maroke, wera rānei, me te whakaiti i te wai whakamākū.
• Te utu pūngao: Ka taea e te pāmu te whakamahi i tōna ake hiko mā, ka whakaiti i te whakawhirinaki ki te wahie matū, ā, ka taea hoki te hoko atu i te hiko takiuru ki te whatunga, hei whiwhi moni atu anō.
• Te whakataetae whenua: Ka whakaiti i te totohe i waenga i ngā pāmu hiko rā me te ahuwhenua, inā koa i ngā rohe iti whenua.

Tirohanga ki te Anamata: Te Matapihi Matua e 3-5 Tau### Te Titiro Whakamua: 3-5 Tau e Tino Whai Take Ana

I roto i ngā tau 3-5 e heke mai nei, ko te ahu māra me te hiko o te rā (agrivoltaics) e tūmanako ana kia neke atu i ngā kaupapa whakaatu ki te rahi arumoni. Ko ngā mea matua: 1. Te hekenga o ngā utu: I te mea kei te heke tonu te utu o ngā mōhiti hiko o te rā me te ahu whakamua o ngā tikanga whakauru, ka āta heke haere ngā utu tuatahi. 2. Ngā kaupapa here ā-ringa: Kua whakatairangatia e te Tari Ahuwhenua o Amerika ētahi mahere pūtea tautoko, ā, kei te torotoro hoki a EU, Hapana, me ētahi atu whenua i ngā whakatenatena rite. 3. Te whakapai ake i ngā hangarau: Ka āta hoahoatia te mārama e puta ai, te teitei o ngā turanga tautoko e hāngai ana ki ngā momo tipu rerekē, pērā i ngā kōpere, te rēti, e whakaatu ana i te pai o te urutau ki te marumaru. 4. Ngā papa raraunga: Mā te whakamahi i ngā pūoko IoT me ngā tauira AI, ka taea te aroturuki i te wā tonu i te mārama, te makuku, te pāmahana, me te tipu o ngā tipu, hei whakapai ake i te tohatoha pūngao.

Mō te wā roa, ehara te ahu māra me te hiko o te rā i te rongoā mō ngā mea katoa, engari ko tētahi o ngā kōnae matua ki te whakatutuki i te "ahuwhenua kore-waro" (net-zero agriculture). Kāore e hiahiatia kia whiriwhiri i waenganui i te haumaru pūngao me te haumaru kai, engari e whakarato ana i tētahi ara mahi tahi.

Te Kupu Whakamutunga

Ko te ahu māra me te hiko o te rā e tohu ana i te whakakotahitanga hōhonu o te ahuwhenua toitū me te pūngao whakahoutanga. Ahakoa kei te noho tonu ngā wero, e ai ki ngā kairangahau, he tauira "toa-rua" tēnei. Mō ngā kaituku moni ki ngā hangarau ahuwhenua me ngā kaihanga kaupapa here, me āta aro ki ngā kōrero whakamātau, ngā pakaruhanga hangarau, me te āhua o te hekenga utu o te ahu māra me te hiko o te rā, kia taea ai te hopu i te whai wāhitanga o te panonitanga ahuwhenua e whai ake nei.