of thely risen out f holocene range.because sea level, for example, is now going up 3.1 millimeters a year which is 3.1 meters per millennium. it's way out of the range that existed during the holocene. so we're already a little bit above the holocene. we've got to stay close to the holocene if we want to have a stable climate. and that's what -- and that's still possible, because there are lots of ways we can actually draw co2 out of the atmosphere with better agricultural practices and reforestation. so it's not an impossible problem, but the key thing is we've got to start to get off fossil fuels soon. fossilt burn all the fuels. it's really funny. i've been going around for five years showing these bar graphs for how much carbon there is in oil, gas, which is less than oil, and coal, which is much larger, and then i also had these unconventional fossil fuels. i hardly -- sometimes, i didn't show those because i didn't think anybody is gonna be so stupid as to burn unconventional fossil fuels like tar sands and tar sh