King County in Washington State, USA, has been doing the natural, logical thing with sewage: turning it into soil since the 1970s.
This is in great contrast to most sewage processing facilities, which kill bacteria, then release the nutrients into waterways, causing terrible problems.
Looping the poop is the way to go. Nature cycles around. Everything humans do should also loop. Talk to your local sewage sorters and get them to follow.
Bobbing Around 