Asian brown cloud

The Asian Brown Cloud refers to a large-scale pollution phenomenon observed over South Asia, particularly in the region extending from the Arabian Peninsula across India and into Southeast Asia. This cloud is primarily composed of a mixture of airborne pollutants, including: 1. **Aerosol Particles**: These are small particles suspended in the atmosphere, including soot, dust, and other particulate matter from human activities such as industrial processes, vehicle emissions, and biomass burning.