The cost and functionality of electricity in New Zealand has been under close scrutiny, and The Spinoff’s Ben Fahy asked the experts about what’s happening with the energy system. In New Zealand, the vast majority of our electricity is created by water that is stored behind big dams, with other generation sources like fossil fuels, wind, geothermal and solar making up the rest. According to the Electricity Price Review from 2018, residential power prices in New Zealand have gone up by 48% since 2000 after adjusting for inflation.