1. CREAF; Barcelona Spain
2. CSIC; Global Ecology Unit CREAF-CSIC-UAB; Bellaterra, Barcelona Spain
3. Department of Geodynamics; Stratigraphy and Palaeontology; Faculty of Geology; Complutense University of Madrid; Madrid Spain
4. Department of History and Archaeobotany; Universitat de Barcelona; Barcelona Spain
5. Institute of Earth Sciences Jaume Almera (ICTJA-CSIC); Barcelona Spain
6. Department of Earth and Ocean Dynamics; Universitat de Barcelona; Barcelona Spain