generation from major energy sources (firewood and dung) in rural Ethiopia, as well as the economic potential of biogas as an …Limited success in promoting improved energy sources, such as biogas, in rural areas of developing countries has been … their own fuel, with female household members being mainly responsible for the chore. By investing in biogas plants …

biomass technologies to the rural households. Use of biogas reduces the fuelwood consumption by 2 tons/yr and workload by 1100 …

integration of biogas and ethanol processes using a life cycle approach. Results show that although increasing integration is …

use of fossil fuels and firewood causes many environmental problems and the population increase in combination with a … a Nigerian context, being widely cultivated. Biodiesel production runs the risk of becoming controversial if edible … crops currently being imported would be used. Jatropha curcas (non-edible) is an interesting crop for biodiesel production …

Biodiesel has become one of the most attractive fuels since it was globally understood the renewability of its nature …. Glycerol is a major byproduct of biodiesel production which is often regarded as a waste stream which is accompanied by a …-digestion improved biogas production by 3.8–4.7 times. …

down the global climate change. Currently, a significant amount of bioethanol and biodiesel are produced as biofuels to …, and biodiesel from crop and plant oils. Production of these raw materials is competing for the limited arable land against … biodiesel from microalgae. The summary includes the descriptions of the technologies, their advantages and challenges …

Farming operations in Africa have, in general, not adopted small-scale biodiesel production technology well for on …-scale biodiesel production facilities, and the impact of such operations on existing farming production processes. The research study … summarised in this paper subsequently set out to develop a model, termed the Biodiesel Production System Optimisation Model …

As a substitute for diesel and considered a renewable energy, rapeseed-based biodiesel has attracted increasing … attention in China. The present work to estimate energy cost of rapeseed-based biodiesel in China is based on embodied energy …-cycle process of biodiesel production includes four main stages as agricultural crop production, transportation, industrial …