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Global air pollution worsens, with only 17% of cities meeting WHO guidelines, new report finds.
A recent report by IQAir shows that only 17% of cities globally meet air pollution guidelines, with Chad, Congo, Bangladesh, Pakistan, and India having the dirtiest air.
The study analyzed data from 40,000 monitoring stations in 138 countries.
While some cities like Beijing and Seoul have improved air quality through stricter regulations and cleaner energy, data gaps, especially in Africa and Asia, pose challenges.
Only seven countries met WHO air quality standards in 2024, with the US ending its global monitoring efforts, impacting pollution data in 34 countries.
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La contaminación atmosférica mundial empeora, con sólo el 17% de las ciudades que cumplen las directrices de la OMS, según un nuevo informe.