Pak, Bangla, India rank low in 2023 air quality.
In 2023, Pakistan, Bangladesh, and India ranked among the world’s worst for smog. Their PM2.5 levels far exceeded WHO recommendations, with Bangladesh at 79.9 micrograms per cubic meter and Pakistan at 73.7 micrograms, compared to the WHO’s 5 micrograms limit. Factors like climate, geography, agriculture, industry, and population density contribute to the high pollution levels…