ClimateJuly 14, 2026
biochar
/ˈbaɪoʊˌtʃɑːr/
Definition
A form of charcoal produced by heating biomass in a low-oxygen environment, used to capture carbon and store it in soil for long periods.
Etymology
The word is a portmanteau of 'bio-' (from the Greek 'bios', meaning life) and 'char' (short for charcoal, of uncertain origin but likely related to the practice of charring wood).
In the news
Biochar is identified in the article as the most widely used permanent carbon removal technology today. Beyond its role in sequestering carbon, it is noted for its ability to improve soil fertility and water retention when applied to agricultural land.
Where do we stand with CO₂ removal technologies?
Read the full article ↗Materia Rinnovabile | Renewable Matter