Overall well-to-wheel greenhouse gas emissions of various types of biofuels, compared to reference fuel

Figure Created 12 Nov 2009 Published 12 Nov 2009 Last modified 29 Nov 2012
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The figure shows the well-to-wheel CO2 emission for different fuel pathways


European data


Additional information

SME refers to sunflower methyl ether, which is biodiesel. RME is similar for rapeseed. GTL refers to gas-to-liquid, which is synthetic diesel made from natural gas. DME refers to di-methyl ether, which is a substitute for petrol. EtOH refers to ethanol, which is a substitute for petrol. DICI refers to a modern diesel engine and DPF to a particle filter. PISI refers to a modern petrol engine.

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