Statement:
Costa Rica is less polluted than Argentina

In the Most Polluted Countries rating Costa Rica holds position #90 ²⁰²¹ out of 112 and Argentina is #88 out of 112 ²⁰²¹.
Position of Costa Rica is better than position of Argentina.

Referencies:

1. Most Polluted Countries ²⁰²¹ by IQAir

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

   Argentina	'Pollution Index' value is	8.2
   Costa Rica	'Pollution Index' value is	7.8