The methods currently used for assessing the environmental impact of agriculture on the scale of a farming region cover a wide range of objectives, users and concepts. To illustrate this variety, this article provides an analysis of six main types of method: environmental risk mapping, life cycle analysis, environmental impact assessment, multi-agent system, linear programming and agro-environm...

This paper examines how strategic environmental assessment has been practiced at the national level in China through 2005 and why it has been practiced in the manner observed. Based on literature reviews and interviews carried out in 2005 and 2006, we find that bureaucratic politics between environmental and nonenvironmental ministries has limited the legislation and implementation of strategic...

Assessment tools based on static and linear concepts like traditional cost-benefit analysis can not reasonably be applied for long-term assessments of complex systems. One major reason is that secondary effects of policies caused by endogenous dynamics of the system are not considered. So, for environmental impacts the Strategic Environmental Assessment (SEA) is developed that already includes ...

environmental impact assessment is an important approach to achieve sustainable development. this study has investigated the environmental impact of sugar beet production. in addition data envelopment analysis was applied for detecting efficient units and decrease environmental impacts. in this study final environmental index of impact category consist of global warming, acidification, eutrophi...

the objectives of this study at the first step are to analyze energy consumption and economical profitability in canola production in mazandaran province of iran and then to investigate environmental emissions of the production using life cycle assessment methodology. at the next step, the corresponding coefficients are applied to investigate environmental indices in canola production. required...