The UN Climate Change Conference in Glasgow earlier this year removed all doubt about how fast we need to cut climate emissions. If we’re to keep warming below 1.5 degrees, we need to make big changes by 2030 – two or three decades to build rail lines and wait for Tiwai Point to close won’t cut it any more. So what needs to be done to rapidly engineer a just transition to zero carbon in less than a decade? Bernard Hickey talks to Our Energy CEO John Campbell about how virtual energy trading of distributed solar energy generation could help, and climate activist Paul Winton explains why we have to reconfigure our existing roads for cycling, walking and buses ASAP.

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