The report by the Urban Agriculture Magazine draws on numerous case studies from around the world in discussing issues of availability, access and usability of land for urban agriculture.Rapid urbanisation has lead to an increasing demand for urban agricultural land.

This paper analyses the relation between demographic transformation, agricultural transformation and land-use pressure within a simple agrarian economy, where population is treated both as a cause and consequence of economic changes.Conclusions of the paper include:population growth and food prod

We use the location set covering problem to define a natural area site selection model for use in the Chicago region.

At the beginning of the transition, the economic decline of agriculture partially relaxed the pressure on the wildlife. However, the policy continued to concentrate on regulating the intensity of production rather then creating incentives to produce environmental qualities.

Leafy spurge is an exotic, noxious, perennial weed which is widely established in the north central United States and is an especially serious problem in the northern Great Plains (Bangsund et al. 1999). In 1997, the Agriculture Research Service and Animal Plant Health Inspection Service, U.S.