Delhi recorded its lowest average concentrations of PM10 and PM2.5 in 2025 in seven years, excluding the COVID-affected 2020, according to the Commission for Air Quality Management (CAQM). The CAQM, established in 2021, has implemented various policies and actions to reduce air pollution in the region. The commission stated that persistent efforts and targeted initiatives are expected to lead to gradual, year-on-year improvements in Delhi's air quality.