You could raise awareness of the need< HelpfulHedda >
to remove litter at CL. An occasional cogent post here will be noted by staffers. You might form a local 'posse' to go after big bad actors, but be careful about vigilante attempts at justice.
You are only the conscience of CL in a very small way, and it is up to you to exercise prudence as well as reasonable flagging to do your small part. Keyword stuffing should, by some sensible theories, be treated more harshly than it is.