I te mea kei te piki haere te āwangawanga o te ao mō te tiaki i te taiao, kua noho te whakaiti i ngā tukunga kino hei take nui i roto i te umanga whakaputa hiko tīhiera. He mea tino nui te whakamahi i te hangarau maimoatanga hau hiku hei whakaiti i ngā tukunga o ngā hau kino. Ka matapakihia e tēnei pepa te hiranga ohau putangate maimoatanga ongā huinga whakaputa hiko tīhierame pēhea hoki te whakaiti i ngā tukunga kino.
Tuatahi, me mārama tātou ki ngā matū kino kei roto i te hau putanga o tengā miihini whakaputa tīhiera. Ngā miihini whakaputa tīhieraKa puta he whānuitanga o ngā hau kino ina tahuna te hinu tīhiera, tae atu ki ngā waikura hauota (NOx), te hauhā whanariki (SO2), te matūriki (PM) me te hauhā waro (CO). Tērā pea ka pā kino ēnei matū kino ki te hauora o te tangata me te taiao.
Hei whakaiti i ngā tukunga kino,ngā huinga whakaputa hiko tīhierame whakamahi i te hangarau maimoatanga hau hiku. Ko ētahi o ngā hangarau tino noa ko te whakaiti i te kaha whakaterenga whiriwhiri (SCR) me ngā mahanga matūriki (DPF). Ka hurihia e te hangarau SCR ngā waikura hauota hei hauota me te wai kore kino mā te werohanga i te otinga urea ki roto i te hau putanga. Ka mau, ka tātarihia hoki e te hangarau DPF ngā matūriki hei ārai i a rātou kei uru ki te āhuarangi.
Haunga te hangarau maimoatanga hau putanga, he mea nui anō hoki te whakahaere me te tiaki i ngā huinga whakaputa hiko tīhiera ki te whakaiti i ngā tukunga kino. Tuatahi, ko te tiaki me te horoi auau i ngāhuinga whakaputa hikoka taea te whakarite i tana mahi noa me te whakaiti i ngā tukunga. Tuarua, ka taea hoki e ngā kōwhiringa wahie whakaaro nui te whakaiti i ngā tukunga kino. Mā te whakamahi i te tīhiera iti-whanariki me ngā tāpiringa ka taea te whakaiti i ngā tukunga hauhā whanariki me ngā matūriki. Hei tāpiri, mā te whakahaere kawenga pai me ngā rautaki whakahaere ka taea hoki te whakaiti i ngā tukunga kino.
Mō te maimoatanga o te hau putanga ongā huinga whakaputa hiko tīhiera, he mea nui anō hoki te tautoko me te tirotiro a te kāwanatanga me ngā whakahaere tiaki taiao. Ka taea e te kāwanatanga te whakatakoto i ngā ture me ngā paerewa e tika ana hei tonongā huinga whakaputa hiko tīhieraki te whakamahi i te hangarau maimoatanga hau putanga, me te whakatakoto whiu ki ngā waeine kāore e tutuki i ngā paerewa. Ka taea e ngā whakahaere taiao te whakarato tautoko hangarau me te tautoko hei whakatairanga i te whanaketanga o tehuinga whakaputa hiko tīhierate ahumahi i roto i te huarahi e pai ake ana ki te taiao.
Hei whakarāpopototanga, he mea nui te tukatuka hau putanga o ngā huinga whakaputa hiko tīhi hei whakaiti i ngā tukunga kino. Mā te whakamahi i te hangarau maimoatanga hau putanga, te whakahaere me te tiaki tika o ngā huinga whakaputa hiko, me te tautoko a ngā kāwanatanga me ngā whakahaere taiao, ka taea e tātou te whakaiti i ngā tukunga kino o ngā huinga whakaputa hiko tīhi metiaki i te taiaome te hauora o te tangata.
Wā tuku: Hanuere-31-2024