Energy security usually considers both the stability of energy supply and security of energy use and it is receiving increasing attention globally. Considering the strategic importance and sensitivity to international change of the crude oil supply, we decided to examine China’s energy...

The evaluation of ecosystem health in urban clusters will help establish effective management that promotes sustainable regional development. To standardize the application of emergy synthesis and set pair analysis (EM–SPA) in ecosystem health assessment, a procedure for using EM–SPA models...

Land use and cover change are very complex phenomena, based on relationships among environmental, social and economic factors. Moreover, its analysis could be highly valuable for predicting the effects of land use change and for planning a policy intervention able to steer agricultural...