Legacy of atmospheric Pollution: Size-Resolved water-soluble ions in PM from a 2015–2016 industrial city in central China

Key Points

• Size-resolved analysis shows prevalent water-soluble ions in particulate matter, indicating lasting environmental effects.
• The study identified significant levels of industrial emissions contributing to atmospheric pollution during 2015-2016.
• Observational analysis across a central Chinese city highlights the detrimental legacy of pollution from heavy industry.
• Findings suggest that continued monitoring is necessary to address the implications of air quality on public health.