The aim of this paper is to perceive the sustainability of urban development around the world looking into the effect on urbanisation of unsustainable factors such as the spatial distribution of rents from natural resources and the spatial allocation of public investment. First, a principal...

The North China Plain is the country's granary: most of wheat and maize is supplied by this region in the northeast of China. Intensity of agricultural production has risen sharply in the last decades and the negative environmental effects like water scarcity, salinization and nitrate...