Remove 2008 Remove Asia Remove Ozone Remove Universal
article thumbnail

Study Links Springtime Ozone Increases Above Western North America to Emissions in Asia

Green Car Congress

Springtime ozone distributions for 1984, 1995–2008 in the mid-troposphere (3.0–8.0 Springtime ozone levels above western North America are rising primarily due to air flowing eastward from the Pacific Ocean, a trend that is largest when the air originates in Asia. km), and air mass source regions. Click to enlarge.

article thumbnail

HEI ACES study of lifetime animal exposure to New Technology Diesel Engine exhaust finds no lung cancer

Green Car Congress

Other ancillary studies were led by Dr. Jeffrey Bemis, of Litron Laboratories, Rochester, New York; Dr. Lance Hallberg, of the University of Texas Medical Branch, Galveston, Texas; and Dr. Daniel Conklin, of the University of Louisville, Louisville, Kentucky. —Bob O’Keefe, Vice President of HEI and Chair of Clean Air Asia.

Exhaust 150
article thumbnail

Comparative study finds that B20 increases emission rates of a number of pollutants in both light- and medium-duty diesel engines at idle

Green Car Congress

A new study led by researchers at the University of Michigan compared regulated and unregulated emissions from both light-duty passenger car (1.7 Unregulated pollutants also include ozone precursors and bioaccumulative and toxic compounds. L engine manufactured by Isuzu, which is used in passenger cars in Europe and Asia.

Pollution 231