To deal with the ubiquitous space junk floating around earth, new sats must have plans for de-orbiting, reserving fuel as needed for the process. Starlink, the communications network of thousands of sats has this capability.
Where there is miniaturization of robotic lunar rovers, there is quantity - lots of them milling around, and dying.
Doesn’t sound like there is much concern for lunar litter. Will there be future lunar garbagemen that clean up, as done today on earth when liberals march and protest?