This article reviews the theoretical foundations for the concept of peak minerals; drawing on similarities and differences with peak oil as modelled using Hubbert style curves. Whilst several studies have applied peak ...

This paper presents a process of systemic inquiry into the roles, relationships and perceptions in the management of phosphorus resources in the context of global food security. Phosphorus, like water, energy and nitrogen, ...

There is growing concern that developing countries, such as South Africa, should reduce their coal dependence for energy generation and look to other cleaner technologies. Hydroelectricity is one such option. A number of ...

Heavy metals in urban stormwater runoff can adversely impact aquatic ecosystems. Successful management of such systems requires the accurate prediction of contaminant concentrations. This has created the need for simplistic ...

This document contains a collection of ideas for supervisors and students for activities and research approaches that will facilitate high quality outcomes from inter- and trans-disciplinary postgraduate research. Each ...