Statement:
The USA is less polluted than Spain

In the Most Polluted Countries rating The USA holds position #81 ²⁰²¹ out of 112 and Spain is #79 out of 112 ²⁰²¹.
Position of The USA is better than position of Spain.

Referencies:

1. Most Polluted Countries ²⁰²¹ by IQAir

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

   Spain	'Pollution Index' value is	10.7
   The USA	'Pollution Index' value is	10.3