This section is "bound" to the Resources page. Once you've submitted a new mod to the resources, a new discussion about your mod will be automatically generated and posted in this section. That means, you can't create a new thread by hand in here.
Can you make it such that pollution leaks out? the game is a little too simple for my taste when you just put all your tailings in a Mulde.
Maybe make it two files such that people can decide for themselves.