Statement:
South Africa is more polluted than Slovenia

In the Most Polluted Countries rating South Africa holds position #37 ²⁰²¹ out of 112 and Slovenia is #69 out of 112 ²⁰²¹.
Position of South Africa is worse than position of Slovenia.

Referencies:

1. Most Polluted Countries ²⁰²¹ by IQAir

   The countries in the rating sorted by 'Pollution Index' in descending order.

   Slovenia	'Pollution Index' value is	13.3
   South Africa	'Pollution Index' value is	22.7