Cities, urbanization and health

Cities, urbanization and health.

It is in cities, and not the countryside, where the human ‘creative flame’ has burnt most brightly. For millennia they have been the centres and drivers of commercial, scientific, political and cultural life, having major influence upon whole countries and regions. The positive and progressive aspects of cities and urban centres recognized by historians, economists and other social scientists c...

Cities as harbingers of climate change: common ragweed, urbanization, and public health.

BACKGROUND Although controlled laboratory experiments have been conducted to demonstrate the sensitivity of allergenic pollen production to future climatic change (ie, increased CO(2) and temperature), no in situ data are available. OBJECTIVE The purpose of this investigation was to assess, under realistic conditions, the impact of climatic change on pollen production of common ragweed, a ubi...

Urbanization and economic development: a bias toward large cities?

"We find that a nation's urban population percentage increases with GDP per capita; industrialization; export orientation; and possibly, foreign assistance. It decreases with the importance of agriculture. Industrialization and agricultural importance have the same implications for the concentration of urban population in cities with 100,000+ population as for the urban percentage. Greater exp...

Bringing cities in : the urbanization of critical peacebuilding

Amoebic Urbanization in Nigerian Cities (The Case of Lagos and Ota)

This paper investigates the relationship between the Lagos Megacity and Ota Township, a small township onits periphery. The study examines linkages between and Lagos in terms of growth, urban development as well as mobility. 553 questionnaires were administered to household heads across the 12 residential districts of Ota Township. Survey was carried out by systematic random sampling. Classifie...