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  2. Clean Air Zone - Wikipedia

    en.wikipedia.org/wiki/Clean_Air_Zone

    A Clean Air Zone (CAZ) is an area in the United Kingdom where targeted action is taken to improve air quality. [2] A CAZ can be non-charging or charging. [citation needed] Whether a vehicle is charged when entering or moving through a CAZ depends on the type of vehicle and the Euro standard of the vehicle. The amount charged is up to the local ...

  3. Non-attainment area - Wikipedia

    en.wikipedia.org/wiki/Non-attainment_area

    The EPA maintains a list of non-attainment areas for all criteria pollutants in the United States, classified by county and sorted by state as a part of its Green Book. [17] The Green Book contains data from 1992 to the present and details in which year(s) a county did not attain standards.

  4. Low-emission zone - Wikipedia

    en.wikipedia.org/wiki/Low-emission_zone

    A low-emission zone (LEZ) is a defined area where access by some polluting vehicles is restricted or deterred with the aim of improving air quality.This may favour vehicles such as bicycles, micromobility vehicles, (certain) alternative fuel vehicles, hybrid electric vehicles, plug-in hybrids, and zero-emission vehicles such as all-electric vehicles.

  5. National Ambient Air Quality Standards - Wikipedia

    en.wikipedia.org/wiki/National_Ambient_Air...

    US counties that are designated "nonattainment" for the Clean Air Act's NAAQS, as of September 30, 2017. The U.S. National Ambient Air Quality Standards (NAAQS, pronounced / ˈ n æ k s / naks) are limits on atmospheric concentration of six pollutants that cause smog, acid rain, and other health hazards. [1]

  6. London’s first clean air zone has improved air quality ...

    www.aol.com/london-first-clean-air-zone...

    The introduction of the low emission zone helped to reduce particulate matter in Greater London by 13% between 2008 and 2013. London’s first clean air zone has improved air quality, research ...

  7. Bath Clean Air Zone - Wikipedia

    en.wikipedia.org/wiki/Bath_Clean_Air_Zone

    Unlike zones in London and Birmingham, which charge almost all drivers of non-exempt vehicles, Bath's is designated as a Class-C Clean Air Zone according to European emission standards: only higher-emission (pre-Euro 6 diesel and pre-Euro 4 petrol) taxis, vans, buses, minibuses, and other commercial vehicles pay to enter the zone, while private ...

  8. London’s first clean air zone has improved air quality ...

    www.aol.com/london-first-clean-air-zone...

    The introduction of London’s first clean air zone 15 years ago has significantly improved air quality, according to new analysis.. Academics at the University of Bath said the launch of London ...

  9. Category:Hazardous air pollutants - Wikipedia

    en.wikipedia.org/wiki/Category:Hazardous_air...

    This category includes hazardous air pollutants, as listed in Section 112 of the U.S. Clean Air Act (1970) and Clean Air Act (1990). The list can be found on Wikipedia at National Emissions Standards for Hazardous Air Pollutants, and on EPA at .