Current biochar projects make no significant impact on the overall global carbon budget, although expansion of this technique has been advocated as a geoengineering approach."Biochar: Is the hype justified?" By Roger Harrabin - Environment analyst, (09:20 GMT, Monday, 16 March 2009) BBC News</ref> In May 2009, the Biochar Fund, a small "social profit organization", received a grant from the Congo Basin Forest Fund for a project in Central Africa to simultaneously slow down deforestation, increase the food security of rural communities, provide renewable energy and sequester carbon. Though some farmers did report better maize crops, the project ended early without significant results and with promises to the farmers not kept.