there is absolutly no possibility of injecting enough of anything into the atmosphere in such a way as the CO² cost of doing so dosn't cause more heating than t

there is absolutly no possibility of injecting enough of anything into the atmosphere in such a way as the CO² cost of doing so dosn't cause more heating than the "airosol" reflects into space, which in itself is purely conjectural, there bieng, absolutly zero engineering paractice or experience to go from,.... well, not counting an unlimited supply of hubris