The International Day of Clean Air for Blue Skies is observed on September 7 each year. Established by the United Nations, this day aims to raise awareness about the importance of clean air and its impact on health, the environment, and climate change. It encourages global efforts to improve air quality and reduce pollution. The day highlights the need for collective action to combat air pollution, which affects millions of people worldwide. Activities and campaigns are organized to promote sustainable practices and policies that contribute to cleaner air, ultimately leading to healthier communities and a better planet for future generations.