1 September 2009
The ultimate recycled fuel
BIOMETHANE derived from biogas is a substitute for natural gas as a vehicle fuel that offers much larger savings in greenhouse-gas (GHG) emissions across its lifecycle. And with governments keen to cut emissions from transport, it is little surprise that the technology is catching on. Much of the pioneering research is being done in Europe, where the high price of natural gas compared with prices in North America and much of Asia and Latin America, combined with the need for countries to meet tough EU emissions targets, makes the use of biogas a greater priority. Biomethane is obtained by cleaning up the biogas captured after treating rotting organic matter from landfill sites, sewage works,
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