Green Car Congress

SEPTEMBER 9, 2011

US EPA Region 9 8-hour ozone trends, 1979-2000. These State Implementation Plans (SIPs) are the roadmaps to meeting the 1997 8-hour ozone National Ambient Air Quality Standards (NAAQS) of 0.08 In 1997, EPA first established the 8-hour ozone standard, which replaced the older 1-hour ozone standard (0.12 Source: EPA.

Ozone 236

Ozone EPA Pollution 2002 236

Green Car Congress

MAY 20, 2010

The program is geared to help small California-based fleets replace their older, polluting trucks with newer, cleaner models. Previously, the maximum amount of a voucher was $35,000; Trucks with 2002 and older engines may qualify for a newer truck.

California 186

California Diesel Emissions Cleaner 186

Green Car Congress

MAY 18, 2009

In testimony for the US Environmental Protection Agency (EPA) public hearing ( earlier post ) on the proposed endangerment finding for greenhouse gas emissions under the Clean Air Act ( earlier post ), Stanford Professor Mark Jacobson urged the EPA to include black carbon in the finding. F, with about 40% due to ozone. Earlier post.).

Carbon 150

Carbon EPA Pollution Ozone 150

Green Car Congress

FEBRUARY 11, 2014

The update identifies eight key sectors for ongoing action: Energy; Transportation, fuels, land use and infrastructure; Agriculture; Water; Waste management; Natural lands; Short-Lived Climate Pollutants (such as methane and black carbon); and Green Buildings. Transportation. —Draft Scoping Plan Update.

Transportation 273

Transportation Emissions California Ozone 273

Green Car Congress

FEBRUARY 5, 2020

CO 2 and NO x certification test data for heavy-duty diesel engines certified from 2002 through 2019. NO x is a precursor for both ground level ozone and secondary PM 2.5 Founded in 1976, MECA is a nonprofit trade association of the world’s leading manufacturers of clean technology solutions for all mobile sources. Chart: MECA.

Emissions 291

Emissions Diesel Engine 2010 291