This report contains a description of environmental policy tools, gives an overview of post-Normal science (bridge between complex systems and environmental policy), ecological economics, the incommensurability principle, the mulitcriteria evaluation and the NAIDE method (fuzzy information).

Increasing attention is being paid to scientific aspects of policy or administrative decisions taken at a European level. Certain features of the process including the potentially irreversible consequences of decisions, the uncertainties involved, and the pressure on scientists to produce a...