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View all search resultsGreater Jakarta, recently dubbed the world’s most populous urban area by the United Nations, has long been afflicted by smog coming from, among other sources, internal combustion engine vehicles and coal-powered power plants and industrial areas.
he lack of a unified framework between authorities persists as one of the issues that exacerbate the poor air quality in Greater Jakarta, according to environmental groups, with the region becoming increasingly unlivable for its more than 42 million residents.
Greater Jakarta, recently dubbed the world’s most populous urban area by the United Nations, has long been afflicted by smog coming from, among other sources, internal combustion engine vehicles and coal-powered power plants and industrial areas.
Over the years, Jakarta has launched several initiatives to address the problem, from expanding public transit to testing emissions on vehicles running on its streets. However, administrations of neighboring areas could not keep up due to limited budgets and the absence of stringent regulations, said Erni Pelita Fitratunnisa, an official with the Jakarta Environment Agency.
“It will be extremely hard to tackle air pollution if only Jakarta takes action without the support from neighboring administrations in the region,” she said during a discussion hosted by NGO Clean Air Asia in Jakarta on Wednesday.
Read also: Air pollution blamed for nearly 2 million respiratory infections in Jakarta
A report published in 2025 by the Office of the Coordinating Infrastructure and Regional Development Minister suggested Greater Jakarta had “moderate air quality” for most of 2024, with people living in South Tangerang, Banten, and Bekasi, West Java, spending over one-third of the year breathing polluted air.
In Jakarta, the annual concentration of PM2.5 fine particulate matter reached 28.3 micrograms per cubic meter of air (µg/m3) throughout 2025, nearly six times higher than the safety limit set by the World Health Organization (WHO).
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