Biochar is defined by the International Biochar Initiative as the "solid material obtained from the thermochemical conversion of biomass in an oxygen-limited environment".

Biochar has several unique chemical and physical properties that make it very useful for retaining nutrients and water. Biochar ranges from 50 to 90 percent carbon and less than 0.1 percent nitrogen. …

Biochar is a charcoal-like product made from biomass waste, such as wood or agricultural waste, paper mill waste, or other biological residues. The concept for use as a soil amendment originated in …

Jan 12, 2026 · Nature Sustainability - Biochar boom-and-bust cycle While the creation by Indigenous Amazonians of terra preta arose from a specific need for their own survival, modern biochar …

Feb 27, 2024 · Biochar is a type of processed plant matter that is very rich in carbon. Lightweight, black and very porous, it looks and feels very much like charcoal. But where charcoal is used for cooking …

Biochar is produced through pyrolysis or gasification — processes that heat biomass in the absence (or under reduction) of oxygen. In addition to creating a soil enhancer, sustainable biochar practices can …

Through biochar, biomass becomes a sustainable and value-added product for urban and rural agricultural and forest communities by creating jobs, improving soil, and reducing forest fire hazards.

Oct 1, 2025 · Biochar, a stable, carbon-rich material derived from the pyrolysis of organic biomass in low-oxygen environments, has garnered substantial attention as a multifunctional soil amendment …

Jun 27, 2025 · Biochar is a carbon-rich product made from organic matter through a process called pyrolysis, which involves heating the material in a low-oxygen environment. The result is a …

Jul 11, 2025 · This review emphasizes the main challenges and future prospects for biochar use in comparison to modified biochar (MB) to propose the best practices for sustainable farming systems.