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EPA and California ARB charge Volkswagen with using software defeat device to circumvent NOx testing in 4-cylinder 2.0L diesels

Green Car Congress

liter, four-cylinder diesels include software (a “defeat device”) that circumvents EPA emissions standards for NO x. The allegations cover roughly 482,000 diesel passenger cars sold in the United States since 2008. Volkswagen would need to initiate the process that will fix the cars’ emissions systems. —EPA NOV.

EPA 150
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Chilled Ammonia Pilot Project Captures 90% of CO2

Green Car Congress

The project began in early 2008 and will conclude later this year. Units 1 and 2 at the Pleasant Prairie Power Plant (P4) recently were retrofitted with selective catalytic reduction (SCR) systems to control emissions of nitrous oxides (NO x ) and wet flue gas desulfurization (FGD) systems to control sulfur dioxide (SO 2 ) emissions.

EPRI 223