Comment by mrec
AIUI those plans typically involve injecting e.g. sulphur dioxide into the stratosphere specifically, not the atmosphere as a whole. Lightning can sometimes occur that high, but it's definitely not the norm.
AIUI those plans typically involve injecting e.g. sulphur dioxide into the stratosphere specifically, not the atmosphere as a whole. Lightning can sometimes occur that high, but it's definitely not the norm.
There's all kinds of weather events in the upper atmosphere, including lightning-like. They're mostly understudied from difficulty in studying them, not because they don't exist.
https://en.wikipedia.org/wiki/Upper-atmospheric_lightning