With the availability of new techniques to close wine bottles avoiding the risk of “corky” taste the tradition of closing wine bottles with cork stoppers is on the retreat. As a consequence the Mediterranean cork oak forests with their rich biodiversity are endangered since their cultivation...

Harmful algal bIoom species are the cause of important damages to marine living resources and human beings. These marine species are primarily introduced in North-European waters through ballast water, i.e. water trans-ported across the oceans so as to keep a vessel in balance. Port authorities...

The total economic value of biodiversity provides policy-makers reliable information to estimate welfare losses caused by biodiversity reductions and perform cost-benefit analysis of biodiversity conservation projects. Searching literature reviews on economic-valuation techniques, the contingent...

Based on a Contingent Valuation study in Shanghai we assess people's willingness to contribute personally to the alleviation of environmental problems occurring in distant parts of the country. One split of our survey assessed Shanghai residents' willingness to pay for the preservation of...