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MECA report finds additional NOx emission reductions from new heavy-duty trucks achievable and cost-effective

Green Car Congress

NO x is a precursor for both ground level ozone and secondary PM 2.5 This has resulted in higher catalyst loading per volume of substrate and led to downsizing of systems from those available in 2010.

Emissions 291
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Study finds fleet switch from PFI to GDI engines will result in net reduction in global warming

Green Car Congress

The study, by a team of researchers from Carnegie Mellon University, University of Georgia, Aerodyne Research, California Air Resources Board (ARB), Ohio State University, UC Berkeley, and UC San Diego is published in the ACS journal Environmental Science & Technology. We estimate ozone and SOA formation potential. —Saliba et al.

Fleet 207