Here you can find different illustrated instructions on how to make Terra Preta, biochar
NEW! Brazilian, Croatian and Estonian translation of the Terra Preta instructions
Biochar making with tomato can
(PDF 1.7 MB)
Biochar making with a drumcan
(PDF 7.5 MB)
Biochar making with a metal barrel
(PDF 4 MB)
EM active - how to make it yourself
(PDF 8.9 MB)
