نتایج جستجو برای: expanding urbanization

تعداد نتایج: 61216  

Journal: :The quarterly journal of economics 2011
Nathan Nunn Nancy Qian

We exploit regional variation in suitability for cultivating potatoes, together with time variation arising from their introduction to the Old World from the Americas, to estimate the impact of potatoes on Old World population and urbanization. Our results show that the introduction of the potato was responsible for a significant portion of the increase in population and urbanization observed d...

Journal: :Studies in Nepali history and society 1999
J Adhikari H G Böhle

Journal: :Human organization 2008
David L Carr

Virtually all migration research examines international migration or urbanization. Yet understudied rural migrants are of critical concern for environmental conservation and rural sustainable development. Despite the fact that a relatively small number of all migrants settle remote rural frontiers, these are the agents responsible for perhaps most of the tropical deforestation on the planet. Fu...

Journal: :Ecology and Evolution 2021

Urbanization is expanding worldwide with major consequences for organisms. Anthropogenic factors can reduce the fitness of animals but may have benefits, such as consistent human food availability. Understanding anthropogenic trade-offs critical in environments variable levels natural availability, Galápagos Islands, an area rapid urbanization. For example, during dry years, reproductive succes...

Journal: :Remote Sensing 2017
Rui Yao Lunche Wang Xin Huang Xian Guo Zigeng Niu Hongfu Liu

The urbanization effects on land surface phenology (LSP) have been investigated by many studies, but few studies focused on the temporal variations of urbanization effects on LSP. In this study, we used the MODIS EVI, MODIS LST data and China’s Land Use/Cover Datasets (CLUDs) to investigate the temporal variations of urban heat island intensity and urbanization effects on LSP in Northeast China...

2015
Cecilia Tacoli Gordon McGranahan David Satterthwaite

2008
Tom Broekel Cinzia Daraio

Although a rich literature has emerged analyzing the impact of localization, urbanization, and Jacobs externalities on regional innovativeness, the findings are still contradictory. Traditional studies differ mainly in the employed data but rely on similar empirical approaches. This paper argues in favor of using in this context production frontier approaches instead of the commonly employed pr...

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