Infrastructure: Infrastructure refers to the physical structures (roads, bridges) and facilities (power grids, communication networks) necessary for transportation and other activities.
Digital Divide: The digital divide is the gap between those who have access to technology (computers, internet) and those who do not. It can create disparities in education and opportunities.
Sustainable Transportation: Sustainable transportation focuses on environmentally friendly modes of travel (bicycles, electric vehicles) that reduce pollution and promote conservation.