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 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 …

3 hours ago · Follow this step-by-step guide to learn how to make biochar, plus get tips on using it to improve your garden soil.

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. …

Mar 17, 2026 · Unlock the power of biochar fertilizer—find out what is biochar, its environmental benefits, & how it improves soil structure, nutrient retention, and plant growth.

Access a range of resources to learn about biochar, adopt biochar effectively, and advance applied biochar research. Connect with industry experts via our service provider directory and gain access to …

As the first journal specifically focusing on biochar, the journal Biochar covers multidisciplinary subjects of agronomy, environmental science, and materials science.

Mar 30, 2026 · What is Biochar? Many definitions are floating around as to what is or isn't biochar, but for the purposes of this fact sheet, we will define biochar as follows: Biochar: Thermally treated …

Jun 1, 2025 · Biochar is a carbon-based material obtained from the thermal decomposition of a wide range of organic biomass. Its earliest uses date back to ancient agricultural practices across the …

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 …