منابع مشابه
political economy of china in central asia
this research is about the political economy of china in central asia. in this research the political & economic interactions affected on chinas political economy in central asia are examined. chinas goal of presence in central asia including political-security, economic and energy goals is described in one part. in another part, the trade relations between china and central asian countries ar...
15 صفحه اولWalled Cities in Late Imperial China
For thousands of years, the Chinese and many other nations around the world built defensive walls around their cities. This phenomenon is not well understood from an economic perspective. To rationalize the existence of city walls, we propose a simple model that relates the dimensions of city walls to a set of economic variables. Guided by this model, we conduct an empirical analysis using hand...
متن کاملSectorial Water Use Trends in the Urbanizing Pearl River Delta, China
Assessing and managing water use is crucial for supporting sustainable river basin management and regional development. The first consistent and comprehensive assessment of sectorial water use in the Pearl River Delta (PRD) is presented by analysing homogenized annual water use data from 2000 to 2010 in relation to socio economic statistics for the same period. An abstraction of water use, usin...
متن کاملSustainability in an urbanizing planet.
Sustainability science is use-inspired fundamental research that links knowledge to action such that meeting the needs of society can be balanced with sustaining the life support systems of the planet (1, 2). Nowhere is this action-oriented research needed more than in urban areas that are now home to more than half of the world’s population, generating about 80% of the world’s economy (3) as w...
متن کاملWasted Food, Wasted Nutrients: Nutrient Loss from Wasted Food in the United States and Comparison to Gaps in Dietary Intake.
BACKGROUND Previous research has estimated that wasted food in the United States contains between 1,249 and 1,400 kcal per capita per day, but little is known about amounts of other nutrients embedded in the 31% to 40% of food that is wasted. OBJECTIVE This research aimed to calculate the nutritional value of food wasted at the retail and consumer levels in the US food supply, and contextuali...
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ژورنال
عنوان ژورنال: Environmental Development
سال: 2016
ISSN: 2211-4645
DOI: 10.1016/j.envdev.2015.12.003