Traffic congestion has become an increasingly pressing issue in many cities around the world. As the population continues to grow and more people are opting for personal vehicles, roads are becoming more and more crowded, causing delays, pollution, and accidents. In this regard, some people believe that the government should invest in building train and subway lines to reduce traffic congestion, while others argue that building more and wider roads is a more effective solution. In this essay, we will examine both views and give our opinion on this matter.