Part One of two-part article - on the relevance of 1.5°C, - unpack the policy gulf that exists between - the Paris Agreement climate goals and - real-world emissions trajectory. - Part one challenges - the techno-optimistic position, - embodied by international leaders and the COP process - as being wilfully ignorant of reality.

Part two, forthcoming - question - is still tenable to claim that 1.5°C is in any meaningful sense ‘alive’. - Question recent suggestions that, - because a 50% chance has all but slipped beyond reach, - 1.5°C is now effectively dead in the water. - Exploration of the dangers of disregarding societal transformations - that could yet deliver an outside chance of 1.5°C.