Traffic congestion is a pervasive issue worldwide, affecting millions of commuters daily. Causes include rapid urbanization, inadequate infrastructure, and increased vehicle ownership. Effects range from wasted time and fuel to increased air pollution and stress. Cities like Tokyo, New York, and Mumbai struggle to manage traffic flow. Solutions involve investing in public transport, promoting alternative modes of transport like cycling or walking, and implementing smart traffic management systems. By adopting these strategies, cities can reduce congestion and improve quality of life for residents.