Drop stadium bombs
Clear the land by dropping stadium bombs so people can’t build houses there. It will keep the land fresh. Stadiums are like bombs. It will give us more fishing space by selling sport match tickets. You can’t have too crowded cities. Clear the land and drop another stadium bomb on the cities. Put a big fishing net in there. (Metaphorically). Let them see the wrath of their lord. When tourist come to watch sporting events in stadium they are like fish that bring in wealth for circles and feed us. Claim gift aid for sporting clubs to keep things fresh and fish.