ii Summary This paper provides a review of the literature on migration, HIV/AIDS and urban food security, and attempts to draw the links between these three powerful dynamics which are at play in Southern and Eastern Africa. The aim of the paper is to stimulate discussion and provide a platform for developing an action research agenda to inform policy and programming within these three intercon...

there are different studies in urban literature on the determinants of urban growth, from the theoretical and empirical points of view. the most completed theoretical model is henderson model (1988, 1997, and 1999), which is tested by some empirical studies. as henderson model shows, the set of national product, specialization and technological progress are the determinants of urban growth. usi...

Shortage of irrigation water resources is leading to the use of domestic and industrial waste water in agriculture especially. In urban areas. Being contaminated by metals and various toxic chemicals these waste waters leads to the exposure of heavy metals and hazardous chemicals and the subsequent human health hazards through agriculture products and live stocks. Increasing cases of cancer and...

In response to the facts that some Asian developing countries were experiencing the fastest rate of industrialisation and urbanisation, several international initiatives called for a better and ‘sustainable’ urban management. Development of management tools including strategic environmental assessment (SEA), life cycle assessment (LCA), cost benefit analysis (CBA), and environmental managemen...

The purported environmental, social, psychological, and economic benefits of urban agricultural initiatives (UAIs) are context-dependent. However, little research has been done on UAIs in Asia, to our knowledge, no conducted Singapore. This study investigated the perceived by employees volunteers at an UAI Singapore, Asian city–state, how these were achieved or impeded. A secondary aim was exam...

This article studies the causes of the low-leveled conditions of agricultural production in Chongqing, the low-degreed organization, scale and standardization on production, the huge income gap between urban and rural residents and the indistinctive diversification and characteristics of agricultural modernization. It analyzes Chongqing made use of industry to nurture agriculture in the context...