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  2. Health and environmental impact of transport - Wikipedia

    en.wikipedia.org/wiki/Health_and_environmental...

    A European study of nearly 2000 participants showed that an average person cycling 1 trip/day more and driving 1 trip/day less for 200 days a year would decrease mobility-related lifecycle CO 2 emissions by about 0.5 tonnes over a year, representing a substantial share of average per capita CO 2 emissions from transport (which are about 1.5 to ...

  3. United States vehicle emission standards - Wikipedia

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

    more than 2 model years old to 24 model years old; motorcycles, diesel-powered, and automobiles 25 model years or older exempt from emission testing – includes motor vehicles registered as an Antique or Classic under Texas law (either displaying state-mandated vanity license plate or vintage-era license plates (this also includes past general ...

  4. Externalities of cars - Wikipedia

    en.wikipedia.org/wiki/Externalities_of_cars

    About 16% of manmade carbon dioxide is from road transport, [17] mostly passenger vehicles. [18] Gasoline cars with less than two passengers produce more carbon dioxide per passenger kilometer than any other form of land transport. [19] The changing speed of a vehicle is a factor when considering the measurement of greenhouse gas emissions ...

  5. Emission standard - Wikipedia

    en.wikipedia.org/wiki/Emission_standard

    Special vehicles (based on a cargo truck or bus): 10 years; Diesel passenger cars: 9 years; Furthermore, the regulation allows fulfillment of its requirements to be postponed by an additional 0.5–2.5 years, depending on the age of the vehicle. This delay was introduced in part to harmonize the NO x and PM Law with the Tokyo diesel retrofit ...

  6. FTP-75 - Wikipedia

    en.wikipedia.org/wiki/FTP-75

    The cycle simulates an urban route of 7.5 mi (12.07 km) with frequent stops. The maximum speed is 56.7 mph (91.2 km/h) and the average speed is 19.6 mph (31.5 km/h). The cycle has two phases: a "cold start" phase of 505 seconds over a projected distance of 3.59 mi at 25.6 mph average speed, and a "transient phase" of 864 seconds, for a total ...

  7. ChatGPT produces the same amount of CO2 emissions as ... - AOL

    www.aol.com/finance/chatgpt-produces-same-amount...

    Each month, the AI chatbot produces more than 260,930 kilograms of CO2. ChatGPT produces the same amount of CO2 emissions as 260 flights from New York City to London each month, study finds Skip ...

  8. Vehicle emissions control - Wikipedia

    en.wikipedia.org/wiki/Vehicle_emissions_control

    In 1972, General Motors proposed to the American Petroleum Institute the elimination of leaded fuels for 1975 and later model year cars. [citation needed] The production and distribution of unleaded fuel was a major challenge, but it was completed successfully in time for the 1975 model year cars. All modern cars are now equipped with catalytic ...

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    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!