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    • Motor vehicles, marine vessels and power plants

      • Hong Kong's air pollution is mainly contributed by motor vehicles, marine vessels and power plants. The two greatest challenges are local street-level pollution and regional smog. Diesel vehicles, particularly trucks, buses and light buses, are the main source of street-level pollution.
      www.gov.hk/en/residents/environment/air/airquality.htm

      GovHK: Air Quality in Hong Kong - 香港政府一站通

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    Hong Kong has been facing two air pollution issues, namely local street-level pollution and regional smog problem. Commercial vehicles are the main source of street-level pollution.

  4. www.gov.hk › en › residentsGovHK: Air Quality in Hong Kong - 香港政府一站通簡

    Hong Kong's air pollution is mainly contributed by motor vehicles, marine vessels and power plants. The two greatest challenges are local street-level pollution and regional smog. Diesel vehicles, particularly trucks, buses and light buses, are the main source of street-level pollution.

  5. www.epd.gov.hk › epd › englishData & Statistics | Environmental Protection Department

    Past Air Quality Monitoring Data. Past 24 Hours Pollutant Concentration (NO2, O3, SO2, CO, PM10/RSP, PM2.5/FSP) Past AQHI Records. Air Quality Statistics. Hong Kong Air Pollutant Emission Inventory. Phasing Out of Ozone Depleting Substances in Hong Kong.

  6. en.wikipedia.org › wiki › Air_pollution_in_Hong_KongAir pollution in Hong Kong - Wikipedia

    Air pollution in Hong Kong is considered a serious problem. In 2004, visibility was less than eight kilometers for 30 per cent of the year. Cases of asthma and bronchial infections have soared due to reduced air quality.

  7. www.aqhi.gov.hk › common › api_historyAir Quality in Hong Kong 2021

    This report summarises the 2021 air quality monitoring data collected by the Environmental Protection Department’s monitoring network comprising 15 general stations and 3 roadside stations. The air quality in Hong Kong has been continuously improving. The

  8. www.epd.gov.hk › epd › sites2021 Hong Kong Emission Inventory Report

    annual average concentrations of the respective air pollutants recorded at EPD’s air quality monitoring stations were also shown in the charts of emission trends below. The concentration levels recorded at general air quality monitoring stations, excluding the one

  9. www.aqhi.gov.hk › common › api_historyAir Quality in Hong Kong 2022 - AQHI

    This report summarises the 2022 air quality monitoring data collected by the Environmental Protection Department’s monitoring network comprising 15 general stations and 3 roadside stations. The air quality in Hong Kong has shown a discernible improvement