1. CE3C, Centre for Ecology, Evolution and Environmental Changes, Faculdade de Ciências, Universidade de Lisboa Lisbon Portugal
2. CESAM & Department of Environment and Planning University of Aveiro Aveiro Portugal
3. CICA, Centre for Advanced Scientific Research, Faculty of Sciences University of A Coruña A Coruña Galicia Spain
4. Department of History, Art and Geography University of Vigo Vigo Galicia Spain
5. CERNAS, Research Centre for Natural Resources, Environment and Society, College of Agriculture, Polytechnic Institute of Coimbra Coimbra Portugal