Air pollution is one of the most pervasive yet underestimated threats of our time. It is invisible to the naked eye, yet it silently reshapes societies, economies, and ecosystems. Every year, millions of people worldwide suffer from its consequences, with low- and middle-income countries bearing the brunt of its impact. Beyond its well-documented health effects, air pollution disrupts economic stability, exacerbates social inequalities, and challenges our ability to build resilient communities.