Until the advent of fossil fuels, for thousands of years, wood was the primary source of energy for human populations. Today, over 2 billion people worldwide, in rural and urban areas, still rely on wood for their primary energy needs. Wood constitutes the primary source of energy for cooking and heating in many developing countries, where nearly 90 per cent of fuelwood and charcoal is consumed. Regions with the greatest incidence of poverty, most notably Sub-Saharan Africa and low income … [Read more...]