This paper offers a new perspective on the issue of urban sustainability. Starting from a positive perspective on city life, it makes a typology of critical roles of the city that are to be considered with a view to urban sustainability. Next, it is argued that a sine qua non for a structured...

Biodiversity has received much attention in environmental research and public policy in recent years. There is a world-wide interest in its relevance for the carrying capacity of rich but fragile ecosystems. Voices suggesting building up proper protection mechanisms for unique and scarce...

In this paper the concept of total economic value of an environmental asset is introduced. The different valuation methods, putting a monetary value on environmental resources as a nonmarket good are also reviewed. Particular emphasis is placed on policy-making and the link of contingent...

Biodiversity has received much attention in environmental research and public policy in recent years. There is a world-wide interest in its relevance for the carrying capacity of rich but fragile ecosystems. Voices suggesting building up proper protection mechanisms for unique and scarce...

In this paper the concept of total economic value of an environmental asset is introduced. The different valuation methods, putting a monetary value on environmental resources as a nonmarket good are also reviewed. Particular emphasis is placed on policy-making and the link of contingent...

This paper offers a new perspective on the issue of urban sustainability. Starting from a positive perspective on city life, it makes a typology of critical roles of the city that are to be considered with a view to urban sustainability. Next, it is argued that a sine qua non for a structured...