The world is currently grappling with high levels of pollution, but several countries have impressively low levels of particulate matter, measuring just 3.2 micrograms. Countries known for their good air quality include Australia, New Zealand, Bermuda, Grenada, Iceland, Mauritius, and French Polynesia.
According to the ‘World Air Quality Report 2023,’ French Polynesia is the least polluted country in the world, with an average of 3.2 micrograms of particulate matter per cubic meter.
Mauritius ranks as the second least polluted country, with an average of 3.5 micrograms of particulate matter per cubic meter. Both Mauritius and French Polynesia offer excellent air quality as compare to others.