article thumbnail

EPA proposes first US greenhouse gas emissions standards for aircraft

Green Car Congress

The US Environmental Protection Agency (EPA) proposed greenhouse gas (GHG) emissions standards for airplanes used in commercial aviation and large business jets. The new international Airplane CO 2 Emission Standards adopted by ICAO in 2017 are prescribed in ICAO Annex 16, Volume III titled, Aeroplane CO 2 Emissions.

EPA 398
article thumbnail

EPA finalizes greenhouse gas standards for LDVs MY 2023-2026

Green Car Congress

The Environmental Protection Agency (EPA) is finalizing the federal greenhouse gas (GHG) emissions standards for passenger cars and light trucks for Model Years (MY) 2023 through 2026. EPA is planning to initiate a separate rulemaking to establish multi-pollutant emission standards under the Clean Air Act for MY 2027 and later.

EPA 243
article thumbnail

International travelers experience adverse cardiopulmonary health effects even after short stay in polluted cities

Green Car Congress

For travelers who visit cities with high levels of air pollution, even a short stay leads to breathing problems that can take at least a week from which to recove, a new study led by researchers at NYU School of Medicine finds. Researchers then compared the health data against levels of air pollution collected from local government agencies.

Pollution 316
article thumbnail

Latest EPA automotive trend report shows MY 2017 fleet fuel economy of 24.9 mpg; new record

Green Car Congress

The latest edition of the US Environmental Protection Agency (EPA) annual Automotive Trends Report finds that Model Year (MY) 2017 vehicle fuel economy was 24.9 The report also assesses compliance performance for individual automakers and for the US fleet as a whole with the greenhouse gas emissions standards for light-duty vehicles.

article thumbnail

California ARB developing Clean Miles Standard for ridesharing companies

Green Car Congress

With the enactment of SB 1014 ( earlier post )—the Clean Miles Standard and Incentive Program—the California Air Resources Board (CARB) and the California Public Utilities Commission (CPUC) is to develop and to implement new requirements for transportation network companies (TNCs)—i.e.,

Clean 317
article thumbnail

Study: ozone levels higher across China than in other countries tracking the air pollutant

Green Car Congress

2017 for one ozone metric. 2017 are included. We find that in the most populous urban regions of Eastern and Central China, there are more than 60 days in a calendar year with surface ozone levels exceeding the Chinese national ozone air quality standard. 2014) are included. —Lin Zhang of Peking University, lead author.

Ozone 199
article thumbnail

Study finds that current approach to limiting wintertime pollution may initially backfire

Green Car Congress

The processes that create ozone pollution in the summer can also trigger the formation of wintertime air pollution, according to a new study from researchers at the University of Colorado Boulder and NOAA, in partnership with the University of Utah. exceed national air quality standards an average of 18 days per year.

Pollution 223