Biochar
Background - Biochar
improve the Earth’s soils
help mitigate the anthropogenic greenhouse effect by reducing greenhouse gas emissions and sequestering atmospheric carbon in a stable soil carbon pool
improve water quality by retaining agrochemicals
sustainable co-production of clean energy and other bio-based products as part of the biochar process
efficient utilization of biomass in the agriculture of developing countries
cost-effective utilization of urban, agricultural and forest co-products
Wikipedia entry on Biochar
The Biochar Economy
(image from Flickr user visionshare by CC license)
Biochar in the OSE context
soil amelioration, degraded land, reduced need for fertilizers increased productivity efficient use of biomass waste for energy generation
reduced need for land = reduced startup costs for a global village
biochar and charcoal: need charcoal anyway for other purposes, e.g. metal smelting, so might as well build a kiln
Links
Wikipedia entry on Biochar
International Biochar Initiative (IBI) [1]
Biochar Fund [2]