Figuring out when (and where) biochar makes sense

“Biochar is a charcoal-like material that degrades over hundreds to thousands of years,” explained Dr. Deborah Aller during the 2023 Hudson Valley webinar and field day series. “It’s produced through pyrolysis – the thermochemical decomposition of biomass at high temperatures in a no-to-very low oxygen environment.” While biochar looks like charcoal, it is not a fuel