But "depth" is literally the down direction, so I think it's also acceptable to do this y/x thing. I've seen this choice in other places too, https://en.wikipe

But "depth" is literally the down direction, so I think it's also acceptable to do this y/x thing. I've seen this choice in other places too, https://en.wikipedia.org/wiki/U.S._Standard_Atmosphere#/media/File:Comparison_US_standard_atmosphere_1962.svg https://en.wikipedia.org/wiki/U.S._Standard_Atmosphere#/medi... https://en.wikipedia.org/wiki/Climate_of_Titan#/media/File:Titan_atmosphere_detail_narrow.svg https://en.wikipedia.org/wiki/Climate_of_Titan#/media/File:T... https://en.wikipedia.org/wiki/Thermocline#/media/File:ThermoclineSeasonDepth.png https://en.wikipedia.org/wiki/Thermocline#/media/File:Thermo...