Fig 1.

Different narratives and concepts relevant or referring to existential risks, identified between an axis of scale from individual to global and humanity and an axis of the severity of the way how the subjects are affected, distinguishing three levels from well-being to physical survival. For the IPCC, we distinguish between key risks and Reasons for Concern (RFC), with the first ones extending down to a local level, while RFCs have a global focus. Existential risks as defined in this study cover a broad range of scale from individual to humanity, while the severity range is limited to physical survival and basic needs