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California ARB Seeks Further Reductions of Diesel Emissions at State Rail Yards

Green Car Congress

Total cost of those five measures is estimated to be $3.9 Diesel exhaust contains a variety of harmful gases and more than 40 other known cancer-causing substances. NO x helps create ground-level ozone, or smog. billion, with $3 billion of that consumed by the new Tier 4 interstate line haul locomotives.

Diesel 170
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Perspective: US Needs to Transition to Hydrous Ethanol as the Primary Renewable Transportation Fuel

Green Car Congress

The first such vehicles were introduced by Volkswagen in 2003, and by 2004, they accounted for more than 17% of the Brazilian auto market. However, since the cost of the hydrous ethanol is significantly lower, hydrous ethanol will provide a lower cost per mile travelled, assuming the processing cost savings is passed on to the consumer.