Transport currently accounts for around 25-30% of global CO2 emissions and this contribution is growing rapidly. Moreover, road transport holds by far the major part in these emissions. Because of the social and political reluctance to increase fuel taxation, it is of some interest to explore...

The Word Summit on Sustainable Development (Johannesburg, 2002) encouraged the application of the ecosystem approach by 2010. In this perspective, we propose a theoretical management framework that deals jointly with i) ecosystem dynamics, ii) conflicting issues of production and preservation...