Statement:
Bulgaria is less polluted than Thailand

In the Most Polluted Countries rating Bulgaria holds position #54 2021 out of 112 and Thailand is #42 out of 112 2021.
Position of Bulgaria is better than position of Thailand.

Referencies:

  1. Most Polluted Countries 2021 by IQAir
    The countries in the rating sorted by 'Pollution Index' in descending order.
    Bulgaria 'Pollution Index' value is 16.3
    Thailand 'Pollution Index' value is 20.2