Before revision: Traffic heading into Philadelphia on Interstate 95 during the morning rush hour Boston and the larger Greater Boston region are notorious for traffic congestion due to the region's high population density, outmoded highway system, and economic growth resulting in a high concentration of corporations with large offices located along major expressways and urban loops (including Route 128, MassPike, I-93, and I-495).
After revision: Traffic heading into Philadelphia on Interstate 95 during the morning rush hour Heavy traffic within the larger Greater Boston region are notorious for traffic congestion due to the region's high population density, outmoded highway system, and economic growth resulting in a high concentration of corporations with large offices located along major expressways and urban loops (including Route 128, MassPike, I-93, and I-495).