Heat wave leads to deadly ozone pollution in Delhi: CSE analysis
Rising NOx levels and volatile gases in the air, primarily from vehicles, form the recipe for ozone
World Environment Day 2023: CSE finds ground-level ozone pollution in Delhi-NCR all-year problem, persists at nights too
New Delhi and South Delhi areas were worst affected by ground-level ozone between March 1, 2023 and May 30, 2023