Julia Winter wrote:Josef, you have a potential resource in Growing Power, over in Milwaukee. There they are growing tilapia in tanks in hoop house style greenhouses under lettuces. They use compost to warm the greenhouses, and utilize local waste products, like brewer's mash, for their compost. Will Allen has got a good system going there. You could probably go and tour it.
This looks like a job for .... legal tender! It says so right in this tiny ad:
2019 PDC for Scientists, Engineers, Educators and experienced Permieshttps://permies.com/wiki/100059/PDC-Scientists-Engineers-Educators-experienced