Section 10 The Urban World .

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Diagram of Chapter 10. Populace and UrbanizationCharacteristics of Urban PopulationUrbanization TrendsCity as an EcosystemEnvironmental Problems in Urban AreasEnvironmental Benefits of UrbanizationUrban Land Use PlanningTransportation and Urban DevelopmentSuburban SprawlMaking Cities More Sustainable.
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Part 10 The Urban World

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Overview of Chapter 10 Population and Urbanization Characteristics of Urban Population Urbanization Trends City as an Ecosystem Environmental Problems in Urban Areas Environmental Benefits of Urbanization Urban Land Use Planning Transportation and Urban Development Suburban Sprawl Making Cities More Sustainable

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Population and Urbanization By 2007 or 2008, half of the total populace will live in urban ranges

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Population and Urbanization Process in which individuals progressively move from provincial regions to thickly populace urban areas Jobs characterize urban versus rustic, not populaces Rural territory occupations include reaping regular assets Urban region occupations include occupations not associated with common assets People are moving to urban areas because of reduction in work openings in provincial territories

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Characteristics of Urban Population Basic attributes of city populaces: Diverse populace regarding race, ethnicity, religion and financial status Younger populace than nearby country zone More guys in creating country urban areas More females in created country urban communities

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Urbanization Trends Urbanization is expanding quickly Especially in creating nations World\'s 10 biggest urban communities are in creating nations

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Urbanization Trends Urban Agglomeration Urbanized center locale that comprises of a few extra urban areas or megacities and their encompassing created rural areas United States Urban Agglomerations (Population of 50,000 or above)

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Substandard Housing Typically possessed by squatters Illegally involve risky lodging No city administrations Water, sewage, refuse accumulation, police and fire insurance 1/3 of urban populace in creating nations are squatters Homelessness is available in lower numbers in created nations

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City as an Ecosystem POET Population Number of individuals Organization Social structure of city Environment City framework and indigenous habitat Technology Human mediation that straightforwardly influences the urban environment Four factors are subject to each other and communicate like parts of a characteristic biological system

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Land Use-Park City, Utah Undeveloped Open Space Full Satellite View of City

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Environmental Problems in Urban Areas Growing urban ranges influence arrive utilize designs Fragment untamed life Encroach wetlands, woodlands, abandon, and so on. Brownfields Urban territories of relinquished modern or private destinations that might be defiled from past utilize Impermeable surfaces and urban spillover released into conduits Motor oil, yard composts, overwhelming metals

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Environmental Problems in Urban Areas Long drives Traffic congested roads Buildup of airborne outflows because of autos and industry Noise contamination Urban warmth island Local warmth development in a zone of high populace thickness Affect nearby air ebbs and flows and climate conditions Contribute to development of toxins clean vaults

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Urban Heat Island Temperature minor departure from a late spring evening

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Environmental Benefits of Urbanization Well-arranged city can profit the earth Reduces contamination Preserves rustic zones Compact Development Design of urban areas where private structures are near shopping, occupations and open transportation Ex: Portland, Oregon

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Urban Land Use Planning Land utilize in view of financial worries From focus of city outwards: City focus Central Business District (most astounding charges) Residential properties (bring down expenses than downtown area) Land escalated organizations (even lower charges) Suburbs (least assessments) Parks and green space are blended

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Urban Land Use Planning Land Use Planning Process of choosing the best use for undeveloped land in a given territory Influenced by political and monetary variables Regulated through zoning Cities isolated into utilization zones Commercial Residential Industrial Property proprietors must meet zoning laws

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Transportation and Urban Development Transportation accessibility influences city\'s spatial structure Ex: An east drift US city (a) 1700-1850 (b) 1850-1910 (c) 20 th century

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Suburban Sprawl Suburban Sprawl Patchwork of empty and created tracts around the edges of urban communities Problems Loss of wetlands Air contamination Water contamination Loss of natural living space 11 states now have new development administration laws (Smart Growth)

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Making Cities More Sustainable Characteristics of a feasible city Clear, durable urban development approaches Efficient utilization of vitality and different assets Reduction of contamination and waste Reuse and reuse materials in waste stream Large ranges of green space Designed to be human focuses, not auto focused Food developed IN the city (housetop gardens) Compact advancement

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Copenhagen, Denmark A People-focused City

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Sustainable Cities Case in Point-Curitiba, Brazil

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