Recent socio-political and economic factors encourage development of bioenergy and biofuels. The aim of this paper is to provide an updated review of the most promising technologies for sustainable production of advanced ...

Liquid biofuels can be produced from a variety of feedstocks and processes. Ethanol and biodiesel production processes based on conventional raw materials are already commercial, but subject to further improvement and ...

Purpose: The assessment of biofuels has until now mainly focused on energy demand and greenhouse gas emissions. Only little attention has been given to other impacts, although the general importance of water use for the ...

Preliminary analysis of the productive chain of bioethanol and by-products from corn by Bio4 and its integrated biogas plants Rio Cuarto, Córdoba. The growing concern about the sustainability of biofuels has led scientific ...

Brazil is among the four largest biodiesel producers. Several challenges need to be overcome, since economic activities of this kind require regular production, technical skills and effective public policies that boost ...

Given the increasing difficulty of ensuring the supply of crude oil and oil products, and the sharp increase in their prices, biofuels programmes in the developed countries-particularly the United States and the European ...