Statement:
South Africa is more polluted than Costa Rica

In the Most Polluted Countries rating South Africa holds position #37 ²⁰²¹ out of 112 and Costa Rica is #90 out of 112 ²⁰²¹.
Position of South Africa is worse than position of Costa Rica.

Referencies:

1. Most Polluted Countries ²⁰²¹ by IQAir

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

   Costa Rica	'Pollution Index' value is	7.8
   South Africa	'Pollution Index' value is	22.7