My concept for handling the challenge of naturalistic water circulation in a naturally stagnant O’Neill cylinder: azimuthal terrain!
tide.mino.mobi/ratchet/
Build high points and low points in the cylinder inner surface to collect your water reservoir into a series of axial-channel lakes
Video
Minor Mobius
A naive 1D solver for the cylindrical portion of the O’Neill cylinder. Diurnal forcing of the centerline sun, water wants to stay at the rim, the centerline is near uninhabitable from co2 buildup. A pervasive fog pervades the low reaches. Some sliders and charts here
biome.mino.mobi/atmosphere/