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UNEP Report Calls for More Sophisticated Approach to Developing Biofuels; Limitations of Current LCA Studies

Green Car Congress

Here, RME show advantages for primary energy and GHG, but disadvantages in terms of acidification, eutrophication and ozone depletion. While this mainly depends on the feedstock and conversion technology, other factors including methodological assumptions also have an impact. Source: “Assessing Biofuels”. Click to enlarge.

Ozone 186
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SCOPE Biofuels Project Releases Assessment on Environmental Effects of Biofuel Technologies

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In general, biofuels made from organic waste are environmentally more benign than those from energy crops. On the production side, options exist for improving technologies in terms of new feedstocks and conversion technologies as well as more efficient use of biomass. However very few studies include water use impacts.