Adds a new type of module that makes your factories produce less pollution. Also supports Space Exploration.
Mods introducing new content into the game.
New ways to deal with enemies, be it attack or defense.
Map generation and terrain modification.
Furnaces, assembling machines, production chains.
The efficiency modules already lower pollution. Could you post some stats for these modules?
They start at -20% pollution and increments by an additional -20% per tier. (-20%, -40%, -60% for normal non-space exploration)