Chapter 10 The Urban World Population and Urbanization

Chapter 10 The Urban World

Population and Urbanization Urban migration

Population and Urbanization Characteristics of the Urban Population • Increased heterogeneity • Young age structure • Different proportions of males / females

Population and Urbanization Trends Insert Table 10. 1

Population and Urbanization Trends in US

Population and Urbanization Rush to urbanization in developing countries has led to: • squatter settlements

Population and Urbanization Rush to urbanization in developing countries has led to: • squatter settlements • exceptionally high unemployment • homelessness

The City as an Ecosystem Land Use Patterns Mixed use Park City, UT Residential

The City as an Ecosystem Land Use Patterns Park City, UT Undeveloped

The City as an Ecosystem Environmental Problems Associated with Urban Areas • Brownfields • Inadequate sewage / storm water systems • Long commutes • Air pollution

The City as an Ecosystem Environmental Problems Associated with Urban Areas • Creation of urban heat islands

The City as an Ecosystem Environmental Problems Associated with Urban Areas • Dust domes

The City as an Ecosystem Environmental Problems Associated with Urban Areas • Noise pollution

The City as an Ecosystem Environmental Benefits of Urbanization • Preservation of rural areas (particularly with compact development)

Urban Land Use Planning Typical urban area Land intensive businesses (lowest taxes) Central business district (highest taxes) Residential areas (high to moderate taxes)

Urban Land Use Planning Transportation and Urban Development

Urban Land Use Planning Suburban Sprawl Problems: • Increased air pollution • Loss / fragmentation of wildlife habitat • Loss of wetlands, forest, & agricultural lands • Noise pollution

Making Cities More Sustainable Features of a sustainable city: 1) Clear, cohesive urban policies 2) Utilize energy and other resources efficiently

Making Cities More Sustainable Features of a sustainable city: 1) Clear, cohesive urban policies 2) Utilize energy and other resources efficiently 3) Designed to reduce pollution 4) Large areas of green space 5) People-centered, not car-centered 6) Encourage urban farming

Making Cities More Sustainable Case-in-Point: Curitiba, Brazil