Green Car Congress

APRIL 19, 2013

The study also shows that the proportion of gaseous aromatic compounds—apart from benzene—in hydrocarbon emissions is two to three times greater in pollution plumes in Paris than in Los Angeles, even though the total quantity of hydrocarbons emitted in Los Angeles remains considerably greater than in Paris.

Los Angeles 225

Los Angeles Pollution Gasoline Engine 225

Green Car Congress

AUGUST 11, 2016

In “Estimated Excess Morbidity and Mortality Caused by Air Pollution above ATS Recommended Standards, 2011-2013,” published online in the August edition of Annals of the American Thoracic Society , researchers report on the annual health benefits of meeting more protective standards recommended by the ATS for O 3 and PM 2.5.

Pollution 150

Pollution Standards Ozone EPA 150

Green Car Congress

OCTOBER 23, 2012

The use of petroleum-derived fuels is an important source of reactive gas-phase organic carbon that provides key precursors to the formation of secondary OA (SOA) and tropospheric ozone. The team used airborne and ground-based measurements of organic aerosol (OA) in the Los Angeles (LA) Basin, California during May and June 2010.

Diesel 281

Diesel Los Angeles Exhaust Gasoline 281