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  1. River of Dreams

    A Brief History of Tributaries, Tribulations, and Triumphs in the Colorado River Basin
    Revista Land Lines
    Diciembre 2018
    By Allen Best

    In its sheer complexity, the Colorado stands out among the rivers of America, and probably the world. Explore the twists and turns of this 1,450-mile waterway, which lead from the snowy mountains of...

  2. Colorado River Water

    The Shift from Farms to Cities
    Revista Land Lines
    Diciembre 2018
    By Allen Best

    Until recent decades, agriculture was the main driver of development along the Colorado River. But with population growth, water use has shifted to urban needs, with implications for water-sharing...

  3. Urban Expansion in a Global Sample of Cities, 1990 – 2014

    Documentos de trabajo
    Noviembre 2018
    Alejandro M. Blei, Shlomo Angel, Daniel L. Civco, Nicolás Galarza, Achilles Kallergis, Patrick Lamson-Hall, Yang Liu, and Jason Parent

    Using a 200-city sample that was carefully selected to represent the universe of 4,231 cities in in 2010, we generated measures of cities’ areas and populations at three points in time over a...

  4. The State of the Streets

    New Findings from the Atlas of Urban Expansion – 2016 Edition
    Documentos de trabajo
    Noviembre 2018
    Patrick Lamson-Hall, Shlomo Angel, and Yang Liu

    Relatively little is known about the spatial organization of streets and roads in the world’s cities, the differences that exist across cities, or the differences that have emerged within...

  5. Housing Affordability in a Global Perspective

    Documentos de trabajo
    Noviembre 2018
    Achilles Kallergis, Shlomo Angel, Yang Liu, Alejandro M. Blei, Nicolás Galarza, and Patrick Lamson-Hall

    This paper discusses housing affordability in cities the world over based on data from the Land and Housing Survey in a Global Sample of Cities. We report on the composition of the housing sector...

  6. Accuracy Assessment and Map Comparisons for Monitoring Urban Expansion

    The Atlas of Urban Expansion and the Global Human Settlements Layer
    Documentos de trabajo
    Noviembre 2018
    Alejandro M. Blei, Shlomo Angel, Daniel L. Civco, Yang Liu, and Xinyue Zhang

    The availability of global high-resolution built-up area datasets provides researchers and policy makers a tool for monitoring progress on a number of sustainable development targets. These datasets...

  7. Housing the Homeless

    Booming Cities Address the Growing Crisis in Their Streets
    Revista Land Lines
    Septiembre 2018
    By Kathleen McCormick

    In prosperous U.S. cities, the lack of affordable housing is fueling a homelessness crisis some have called the worst since the Great Depression. Cities are responding in a variety of ways—...

  8. Movimientos en masa, resultados variados

    Las ciudades de América Latina son líderes en tránsito urbano, pero ¿quién se beneficia?
    Revista Land Lines
    Julio 2018
    Por Gregory Scruggs

    Las décadas de iniciativas innovadoras en transporte han provocado algunas consecuencias imprevistas. La región más urbanizada del planeta ha expandido la movilidad, pero, a...

  9. Mass Movements, Mixed Results

    Latin American Cities Lead the Way on Urban Transit—But Who Benefits?
    Revista Land Lines
    Julio 2018
    By Gregory Scruggs

    Decades of innovative transportation initiatives have produced some unintended consequences. The planet’s most urbanized region has expanded mobility, but the schemes often formalize unequal...

  10. El escritorio del alcalde

    Siracusa promociona el valor de su legado
    Revista Land Lines
    Mayo 2018

    Ben Walsh tomó juramento como 54.º alcalde de Siracusa en enero de 2018 y comenzó a liderar una metrópolis posindustrial que, al igual que muchas otras, ha luchado contra la pérdida de empleo y...

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