University of Malaya
Many parts of Asia are affected by high levels of air pollution. The continent is home to some of the most polluted megacities in the world, including Beijing and Shanghai in China, and Delhi and Kolkata in India. While these places suffer all year round, several countries in Southeast Asia face a unique air pollution problem that is seasonal, but no less dire.
Acute respiratory distress syndrome, which has long been linked to polluted air, has been a major cause of Covid-19-related deaths.