Topic
Metropolitan area
About: Metropolitan area is a research topic. Over the lifetime, 26029 publications have been published within this topic receiving 385648 citations. The topic is also known as: metro & metro area.
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01 May 2012
TL;DR: For example, residents of more walkable neighborhoods in metropolitan Washington generally spend around 12 percent of their income on transportation and 30 percent on housing as discussed by the authors, compared to places with fewer environmental features that encourage walkability.
Abstract: n Residents of more walkable places have lower transportation costs and higher transit access, but also higher housing costs. Residents of more walkable neighborhoods in metropolitan Washington generally spend around 12 percent of their income on transportation and 30 percent on housing. In comparison, residents of places with fewer environmental features that encourage walkability spend around 15 percent on transportation and 18 percent on housing.
98 citations
Journal Article•
TL;DR: In this paper, the authors describe the transportation planning process and discuss where and how safety can be effectively addressed and integrated into long-range planning at the state and metropolitan levels at both the federal and local levels.
Abstract: This report describes the transportation planning process and discusses where and how safety can be effectively addressed and integrated into long-range planning at the state and metropolitan levels. This guidance manual should be especially useful to federal, state department of transportation, metropolitan planning organization, and local transportation planners, as well as other practitioners and stakeholders concerned with addressing safety within transportation systems planning, priority programming, and project development planning.
98 citations
TL;DR: In this paper, the authors explain how infrastructures with a sustainability record may evolve over time into a lock-in, which slows the emergence of more sustainable urban infrastructure, and they suggest that these four rationales could serve as a program to unlock urban infrastructure.
98 citations
01 Oct 2006
TL;DR: The authors in this paper examined the nature, extent and geographical variety of "Exurbs" that are situated in large metropolitan areas in the United States and defined exurbs as "communities located on the urban fringe that have at least 20 percent of their workers commuting to jobs in an urbanized area, exhibit low housing density, and have relatively high population growth".
Abstract: Part of the Living Cities Census Series, this publication is a brief for the Brookings Institution in the Cities and Suburbs section. The publication examines the nature, extent and geographical variety of "Exurbs" that are situated in large metropolitan areas in the United States. The publication examines demographic and economic data from 1990 to 2005 and defines exurbs as "communities located on the urban fringe that have at least 20 percent of their workers commuting to jobs in an urbanized area, exhibit low housing density, and have relatively high population growth". Detailed maps and tables are also provided.
98 citations
TL;DR: In this article, the authors assess the contribution of emission sources to PM10 and PM2.5 concentration levels and their long-term variability (over 5-10 years), in the two largest metropolitan urban areas in Greece (Athens and Thessaloniki).
98 citations