An interesting article called The Gardening Electricity Handbook: https://branch.climateaction.tech/issues/issue-9/the-gardening-electricity-handbook/ about making electricity using "microbial fuel cells"
There's a PDF to download with instructions on how to make your own.
No mention of #SolarPunk, but it definitely qualifies!
#battery #RenewableEnergy #ElectricitySupply #Bacteria #sustainability
