Safeguarding the future of Venice is a globally recognised challenge of urban sustainability. We propose a sustainable management model, alternative to the current strategy, that primarily focuses on the built heritage and which interprets the city together with its encircling lagoon as a matrix...

The approach of using existing data on economic values of local ecosystem services for an assessment of these values at a larger geographical scale can be called “scaling up”. In a scaling-up exercise, economic values from a particular study site are transferred to another geographical...

In a democratic system, policy makers have to take the preferences of the citizens into account. Since we live in a world with scarce resources, one is asked to make choices regarding the use and management of these resources. In this context, if policy makers decide to invest in the protection...

This paper provides estimates of the costs of organic agriculture (OA) programs, and sets them in the context of the costs of attaining the United Nations’ Millennium Development Goals (MDGs). It analyzes the costs of OA programs in four case studies: Wanzai, PRC; Wuyuan, PRC; Kandy, Sri...