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  2. United States vehicle emission standards - Wikipedia

    en.wikipedia.org/wiki/United_States_vehicle...

    The Clean Air Act of 1963 (CAA) was passed as an extension of the Air Pollution Control Act of 1955, encouraging the federal government via the United States Public Health Service under the then-Department of Health, Education, and Welfare (HEW) to encourage research and development towards reducing pollution and working with states to establish their own emission reduction programs.

  3. Health effects of radon - Wikipedia

    en.wikipedia.org/wiki/Health_effects_of_radon

    This means that a person living in an average European dwelling with 50 Bq/m 3 has a lifetime excess lung cancer risk of 1.53 × 10 −3. Similarly, a person living in a dwelling with a high radon concentration of 1000 Bq/m 3 has a lifetime excess lung cancer risk of 3–6%, implying a doubling of background lung cancer risk. [63]

  4. Greenhouse gas emissions by the United States - Wikipedia

    en.wikipedia.org/wiki/Greenhouse_gas_emissions...

    Advanced Clean Cars II: Mandates a ban on the sale of internal combustion engine passenger vehicles, trucks, and SUVs starting in 2035, and mandates annual increases in ZEV sales targets from model year 2026 to 2035. [90] [91] California has adopted the regulation and New York announced that it would follow. [90] [92] [93]

  5. List of automotive manufacturers by production - Wikipedia

    en.wikipedia.org/wiki/List_of_automotive...

    The summary chart includes the five largest worldwide automotive manufacturing groups as of 2017 by number of vehicles produced. Those same groups held the top 5 positions 2007 to 2019; Hyundai Motor Group had a lower rank until it took the fifth spot in 2007 from the at that time split German-American auto manufacturer DaimlerChrysler, while Ford became surpassed by Honda in 2020, and even ...

  6. European emission standards - Wikipedia

    en.wikipedia.org/wiki/European_emission_standards

    Since 2019, some German cities ban Euro 4 or 5 diesel cars. [121] Since 1 September 2022, Euro 3 diesel cars are banned in Rouen and Toulouse (with exceptions). [109] Since 1 June 2023, Euro 3 (petrol or diesel) cars and Euro 5 diesel cars are banned (with exceptions, retrofit funding, and replacement-neutral scrappage) in parts of: Glasgow.

  7. Diesel exhaust - Wikipedia

    en.wikipedia.org/wiki/Diesel_exhaust

    [not verified in body] While total nitrogen oxides from petrol cars have decreased by around 96% through the adoption of exhaust catalytic converters as of 2012, diesel cars still produce nitrogen oxides at a similar level to those bought 15 years earlier under real-world tests; hence, diesel cars emit around 20 times more nitrogen oxides than ...

  8. List of auto parts - Wikipedia

    en.wikipedia.org/wiki/List_of_auto_parts

    This is a list of auto parts, which are manufactured components of automobiles. This list reflects both fossil-fueled cars (using internal combustion engines) and electric vehicles; the list is not exhaustive. Many of these parts are also used on other motor vehicles such as trucks and buses.

  9. Particulates - Wikipedia

    en.wikipedia.org/wiki/Particulates

    The second cleanest city is Perth, with 1.7 μg/m 3 and PM 2.5 levels dropping by −6.2 μg/m 3 since 2019. Of the top ten cleanest cities, five are from Australia. They are Hobart, Wollongong, Launceston, Sydney and Perth. Honolulu is the only U.S. city in the top ten list, ranking tenth with levels of 4 μg/m 3, with a tiny increase since 2019.