Litcius/Paper detail

Persistent inequalities in global air quality monitoring should not delay pollution mitigation

E. Keith Smith, Camille Fournier de Laurière, Ella Henninger

2025Proceedings of the National Academy of Sciences9 citationsDOIOpen Access PDF

Abstract

Air pollution is a global health crisis that disproportionately affects lower- and middle-income countries. We examine global air quality monitoring data, highlighting persistent inequalities in high-exposure regions, and assess the potential of emerging technologies to improve data utility for mitigation. Improving air quality, however, does not need to wait for more data, nor will monitoring alone drive action. Immediate mitigation measures with broad cobenefits are needed now to reduce pollution, even in data-scarce settings.

Topics & Concepts

Air quality indexAir pollutionInequalityEnvironmental planningEnvironmental sciencePollutionBusinessEnvironmental resource managementNatural resource economicsMeteorologyEconomicsGeographyMathematicsOrganic chemistryChemistryEcologyBiologyMathematical analysisAir Quality and Health ImpactsAir Quality Monitoring and ForecastingEnergy, Environment, Economic Growth