[Seoul] The air in Seoul was the cleanest...Ultrafine dust concentration is the lowest ever

The air quality in Seoul last year was the best since 2008, when observations began.

The Seoul Metropolitan Government said the average concentration of ultrafine dust was 17.6㎍/㎥ last year, down 32% from 2008 (26㎍/㎥).

The number of days of ultrafine dust 'bad' and 'very bad' was also 24 days, more than doubling compared to 2008.The city of

evaluated that the introduction of compressed natural gas buses completed 'de-gas (脫) diversification', green transportation areas, low-pollution projects for old diesel vehicles, and fine dust season management systems were effective, and the improvement of air quality in northeastern China also affected it.

will continue to push for air quality improvement measures for automobiles, homes, businesses, and construction sites, and gradually expand and strengthen restrictions on the operation of old cars with the goal of limiting all internal combustion locomotives by 2050.