An assessment of the consequences of biological invasions and of the measures taken against must be at the base of each social decision in this field. Three forms of uncertainty can be distinguished that make such a decision difficult to take: (1) factual uncertainty, which encompasses not only...

"Conserving biodiversity and ecosystem services is critical to promoting human welfare and sustainable development. Valuing Ecosystem Services: Methodological Issues And Case Studies presents the latest research on valuing ecosystem services and case studies by leading experts from around the...