Archive news for 23 February 2012

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Trucks and buses record "dramatic" reduction in U.S. nitrous oxide (NOx) emissions

Lucy Terry - 23 February 2012

The California Air Resources Board (CARB) reports that NOx emissions from diesel trucks and buses have reduced by 98% over the past 10 years. Emissions control methods such as Selective Catalytic Reduction (SCR) technology, and increasingly efficient engines, have contributed to this "dramatic" achievement, reports Business Week. As well...

Navistar submits new engine type for EPA certification

Lucy Terry - 23 February 2012

Navistar International is continuing to pursue its Exhaust Gas Recirculation (EGR) strategy, following the news that it is running out of emissions credits. Automotive World reports that Navistar has submitted a 12.4 litre MaxxForce 13 engine for Environmental Protection Agency (EPA) certification. The engine was built under license from...