Ask the doctor


Green Iowa: Big in Biodiesel

Iowa, nicked named the Tall Corn State onmodification. The fuel is renewable,
account of its most common crop, is a mediumbiodegradable and cleaner burning compared to
sized state situated in the Midwestern regionregular petrol or diesel. It also has the
of the USA. The state is an unlikely leaderhighest energy balance of any "green fuel" -
in green fuel; it is the largest producer ofi.e. for every one unit of fossil-fuel energy
ethanol, a major producer of biodieselneeded to produce biodiesel, 3.2 units of
(manufacturing more than 15 million gallonsenergy  are  gained.
per year from its two biodiesel plants) and
boasts the 3rd largest wind powder economy inEthanol is another fuel which is having a big
America.impact on reducing the dependence on foreign
oil imports. All new cars being built in the
However, despite being a leader in theUS are required to have engines that can run
production of renewable energies and fuel,on 10% Ethanol blended fuel without any
the state has lagged behind in using them,further modification. The fuel is a proven
although the Iowa state government currentlyoctane enhancer which can be used to replace
uses Biodiesel in two of its Department oflead and other toxic compounds in gasoline,
Transportation fleets. To help increaseand is also an ideal fuel for use in small
renewable energy uptake proposals have beenengines too, such as lawn mowers, chainsaws,
recently made to quadruple the use ofsnowmobiles  and  outboard  motors.
renewable fuels over the next decade and Iowa
is hoping that their new legislation willIn the future it's hoped that homes, schools
form a model for which other states willand hotels in Des Moines and other large
follow.settlements across Iowa could be powered
completely by renewable fuels, which would
The proposal will require Iowa petrolmake Iowa a trailblazer in the world of green
retailers to sell a minimum percentage ofenergy  which other states could then follow.
renewable fuels; ethanol blends such as E10
and E85 would also count towards the quota.In addition to its environmental benefits,
The schedule would require minimum renewablethe positive economic impact of ethanol fuels
fuel sales of 10% by 2008, 15% by 2010, 20%is huge, both at a state and nationwide
by 2012, and 25% by 2015. Currently, Iowanslevel. The ethanol industry provides more
can purchase biodiesel and ethanol blendsthan 27,205 jobs, and generates $156 million
from more than 150 locations across the statein farm income in Iowa alone, and the scope
and  this  is  predicted  to  rise.for  growth  in  the  industry  is  massive.
Biodiesel has been hailed as a wonder fuel;Iowa's green credentials are admirable, and
it's a blend of soy oil and diesel fuel thatenvironmentalists across the States and the
can significantly reduce air emission withoutwider world hope that others will follow this
comprising vehicle performance. Some blendsMidwestern state's eco-friendly lead.
can even be used without any engine



1 A B C D E F 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136