REPORT: Diesel combustion drives this PM2.5 mess, said PCD latest study
Thai and municipal authorities mounted a successful campaign years ago to control air pollution involving PM10 – particulate matter 10 microns in diameter or more. The problem since then – one that’s steadily worsening and more difficult to curb – is PM2.5.
It was PM2.5 dust that was choking Bangkok throughout the past week, threatening people’s health and keeping many residents indoors.
Piyaporn Wongruang
