He momo matū e tahuna ai hei whakaputa pūngao pōkākā, pūngao aho rānei. He koranehe te nuinga o ngā kora e whakamahia ana i Aotearoa, pērā i te kapuni, te hinu me te waro koranehe. Ka takea mai te koranehe i ngā toenga tipu me ngā toenga kīrehe o nehe noa atu, kua popo, ā, kua hia miriona tau e noho ana ki a Papatūānuku. Nā te nui o te tahu i ngā koranehe puta noa i te ao, i nui anō ai te hauhā (CO2) ki te kōhauhau. He haurehu kati mahana te hauhā, e mahana haere nei tō tātou ao.
A substance which can be burnt to release energy in the form of heat or light. Most fuels used in Aotearoa are fossil fuels, such as natural gas, oil and coal, which originate from decayed plant matter that has been stored in the Earth for millions of years. The combustion of large amounts of fossil fuels throughout the world has increased the amount of carbon dioxide in the atmosphere, contributing to global warming.