 um so according to this article it's one and a half degrees celsius uh critical marker as the number um it doesn't matter what you're measuring from right i mean that's that's the case like they've been using a century as a benchmark for a long time the problem with that is there was a warming period in the 30s and they're about to have to run away from that they're going to have to go to pre-industrial period instead of the last 100 years well they keep revising the the 30s temperatures though