2.3 How Are Places Connected, and Why Are Some Places More Connected than Others?
The World Is Not a Flat Map A map can trick you. It shows places as if they are simply sitting there, politely arranged across the surface of the Earth. Minneapolis here. Shanghai there. Venice over there. Argentina down there. But places do not merely sit. They connect. They pull. They depend. They send and receive people, money, goods, rumors, diseases, software updates, bad ideas, good music, bananas, oil, TikToks, and the occasional lost suitcase. A network is a system of connections among people and places. Roads are networks. Railroads are networks. Flight routes are networks. Shipping lanes, internet cables, electrical grids, migration routes, social media platforms, and supply chains are all networks. Some are visible on the landscape. Others are hidden underground, underwater, or inside a phone that a student is absolutely not checking during class, or so we will all generously pretend. Geographers care about networks because they help explain why some places become powerful ...