California ARB Seeks Further Reductions of Diesel Emissions at State Rail Yards
Green Car Congress
SEPTEMBER 26, 2009
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.
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