Biochar - Unfulfilled Promises in Cameroon

The Cameroon News ― Biochar is touted as a solution to climate change, soil degradation and low crop yields, despite scientific field trials disproving these claims. With Africa the focus of many biochar 'demonstration' and 'feasibility' projects, Almuth Ernsting writes about a new report investigating a Cameroon-based project and its initiator, Biochar Fund. Biochar, which is fine-grained charcoal (mainly carbon) applied to soils, is being touted as a solution to climate change, soil degradation, low crop yields[...]