Statement:
Canada is more polluted than Costa Rica

In the Most Polluted Countries rating Canada holds position #86 ²⁰²¹ out of 112 and Costa Rica is #90 out of 112 ²⁰²¹.
Position of Canada 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.

   Canada	'Pollution Index' value is	8.5
   Costa Rica	'Pollution Index' value is	7.8