GEO 100 Lecture Notes - Lecture 9: Economic Geography, Big Country, Gateway Cities
Document Summary
They didn"t expand in to the tropics because they couldn"t bring their crops and livestock. This is where you can make grasses (rice, oat, wheat). The more people the more inventive: long-grained grasses (heavy in human diet, domesticated animals (brought diseases immunity, temperate climate (for farming & died from tropic diseases) Fall-line cities what is a fall line , where is the penobscot river"s fall line, how did fall lines affect the location of cities in eastern north. A fall line is a place on the river where you have the first waterfall, rapids. People build cities at the fall line because boats can"t go any further. On the penobscot river it stops at bangor. Examples: philadelphia, baltimore, washington, d. c. cities are all located where they are because of water. In eastern us cities are based on water (fall line, port cities) Chicago is the place where the mississippi river became closest to the great lakes.
