By Worldwatch Institute
The area is at the verge of an unparalleled bring up within the construction and use of biofuels for delivery. the mix of emerging oil costs, problems with protection, weather instability and pollutants, deepening poverty in rural and agricultural parts, and a number of superior applied sciences, is propelling governments to enact strong incentives for using those fuels, that's in flip sparking funding. Biofuels for shipping is a different and entire review of the possibilities and hazards of the large-scale construction of biofuels. The booklet demystifies complicated questions and issues, comparable to the ?food v. gas? debate. international in scope, it really is extra expert via 5 kingdom experiences from Brazil, China, Germany, India and Tanzania. The authors finish that biofuels will play an important position in our power destiny, yet warn that the large-scale use of biofuels contains hazards that require targeted and rapid coverage tasks. released in organization with BMELV, FNR and GTZ.
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Extra resources for Biofuels for Transport: Global Potential and Implications for Energy and Agriculture
20 Due to the wide variety of oils and fats that can be used to produce biodiesel, there is a greater range in the characteristics of biodiesel fuels than for ethanol fuel (ethanol is actually one very speciﬁc molecule, whereas biodiesel is a mix of molecules that varies somewhat, depending upon the initial oil or fat source used to produce the fuel). Some oils are shorter or more saturated – characteristics that affect the viscosity and combustibility of the biodiesel. Rapeseed oil is the dominant feedstock used to make biodiesel in Europe, with some sunﬂower oil also used.
8 per cent ethanol. The allowable water remaining in ethanol fuel depends upon the speciﬁcations for particular end uses. Ethanol that is blended with gasoline needs to be dehydrated to have only trace amounts of water (less than about 1 per cent) because water can cause problems with the fuel. Unblended ‘neat’ ethanol, used in warm climates, can contain small amounts of water since winter freezing conditions do not occur. For instance, neat ethanol fuel sold in Brazil contains about 4 per cent water.
The crop grows particularly well in drier, warmer climates, although it can 28 BIOFUELS FOR TRANSPORT also be grown in temperate areas. With its drought tolerance and ability to produce sugar, sweet sorghum could receive increasing attention as a feedstock for ethanol production. STARCH CROPS Corn Corn (also known as maize) is the second largest source of biofuel feedstock today, primarily because of its dominance in the US for ethanol production. Corn ethanol production is centred in several states in the US corn belt, including Illinois, Iowa, Minnesota, South Dakota and Nebraska.