Available Climate EPA Ozone 
Green Car Congress
FEBRUARY 10, 2013
Among the many climate-related vulnerabilities that can impact its mission, the US Environmental Protection Agency (EPA) cites a likely increase in tropospheric ozone pollution as potentially making it more difficult to attain National Ambient Air Quality Standards ( NAAQS ) in many areas with existing ozone problems.
Green Car Congress
APRIL 13, 2023
The US Environmental Protection Agency (EPA) announced two new proposed federal emissions standards spanning light-, medium- and heavy-duty vehicles for model year 2027 and beyond. The light-duty vehicle category includes passenger cars and light trucks consistent with previous EPA criteria pollutant and GHG rules.
Baua Electric
MAY 6, 2024
That’s based on air quality assessment data from 2020-2022 (the most recent available), and accounting for new EPA particulate-pollution rules finalized in February 2024. ” But the organization is now pushing for stricter national limits on ozone pollution as well. 2024 Volkswagen ID.4 A person of color in the U.S.
Green Car Congress
OCTOBER 16, 2015
EPA has proposed a new to reduce emissions of hydrofluorocarbons (HFCs), potent greenhouse gases used in refrigeration and air conditioning. EPA is also proposing numerous changes to the National Recycling and Emission Reduction Program. EPA will accept comments on the proposal for 60 days following publication in the Federal Register.
Green Car Congress
FEBRUARY 28, 2011
The US Environmental Protection Agency (EPA) has issued final approval for HFO-1234yf refrigerant ( earlier post ) in motor vehicle air conditioning systems. The chemical, which does not deplete the ozone layer, may now be used in air conditioning for new cars and light trucks. Using HFO-1234yf is one option available to automakers.
Green Car Congress
APRIL 2, 2012
Source: EPA. The US Environmental Protection Agency (EPA) has submitted its final Report to Congress on Black Carbon , in response to an October 2009 request from Congress to advance efforts to understand the role of black carbon (BC) in climate change. Effects of BC on climate, as compared to GHGs. Source: EPA.
Green Car Congress
APRIL 3, 2013
Having approval for such a high octane certification fuel would, the EPA proposed in the Tier 3 Notice of Proposed Rulemaking: help manufacturers that wish to raise compression ratios to improve vehicle efficiency, as a step toward complying with the 2017 and later light-duty greenhouse gas and CAFE standards (2017 LD GHG). Earlier post.)
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