Class Notes (836,271)
Canada (509,735)
Geography (975)
GGR124H1 (189)
Lecture 3

Lecture 3 Urban Development through different era's

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Damian Dupuy

Lecture 3MIDTERM FEB 16 during our class Format and review will be the week before the exam Social surplus and agglomeration definitions 23 lines why importantWhy do some settlements grow largerSocial Surplus Agglomerationconcentration of activities competitive or collaborative and spaceAgglomeration Economies Economic benefits accruing to concentration of activities in spaceTwo Types Localizationclose proximity to similar firms Urbanizationlocating in an urban environmentInfrastructureInformationEconomies of scaleAlsoAgglomeration Diseconomies thEarly Urban Developmentto 5 century ADFirst cities emerged40003500 BC Mesopotamia3000 BC Nile Valley2500 BC Indus Valley2000 BC Yellow River200 BC Mecico and Peru Generally very early cities were small in the range of 200020000 peopletwo of the largest were UR 200000 and THEBES 225000 emerged from social surplus Largest of the ancient cities was RomeClose to 1 million by 2 AD Athens Sparta on Greek mainland by 800 BC Urbanism spread through Mediterranean from Greece Planned Greek cities developed a gridiron pattern Many Roman cities had this pattern alsoSquare or rectangular town perimeter2 main crossstreets runs east westDecumanus and north southCardoExample NS Younge and EW Bloor European Urban Design
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