International Day of Clean Air for blue skies

The very first International Day of Clean Air for blue skies will be held on September 7th, 2020.

International Day of Clean Air for Blue Skies 2021 - September 7

International Day of Clean Air for Blue Skies - 7 September

International Day of Clean Air for Blue Skies 2023

ArtStation - Clean Air For Blue Skies

SA National Defence Force on X: International Day of Clean Air for Blue Skies 2023, 07 September. Source, Internet Website, United Nations. Design by Defence Corporate Communication

Commemoration of the 3rd International Day of Clean Air for blue

International Day of Clean Air for blue skies 2023

International Day Clean Air Blue Skies Stock Vector (Royalty Free

International Day of Clean Air for Blue Skies – Geneva Environment

International Day of Clean Air for blue skies 2023

International Day of Clean Air for blue skies 2022