Karen Heron, CEO and co-founder at food waste composting company Earth Probiotic has some tips on how to reduce our waste (and carry these lessons into the New Year as well).
Making biochar in a retort system is a carbon negative process. Volatile gases re-burn to heat the retort. Biochar is a means of capturing and storing carbon in the soil (where it can lasts for decades if not centuries). In soil, biochar acts as a sponge to hold nutrients, microbes and water.
You can find out more about biochar at the International Biochar Initiative.