Statement:
Colombia is less polluted than Iran

In the Most Polluted Countries rating Colombia holds position #64 2021 out of 112 and Iran is #24 out of 112 2021.
Position of Colombia is better than position of Iran.

Referencies:

  1. Most Polluted Countries 2021 by IQAir
    The countries in the rating sorted by 'Pollution Index' in descending order.
    Colombia 'Pollution Index' value is 14.1
    Iran 'Pollution Index' value is 30.3