1. Department of Environmental Sciences, University of Basel, 4055, Basel, Basel-Stadt, Switzerland; Archaeology, Environmental Changes & Geo-Chemistry Research Group (AMGC), Vrije Universiteit Brussel, 1050 , Brussel , Belgium
2. Department of Environmental Sciences , University of Basel , 4055 , Basel , Basel-Stadt , Switzerland
3. Swiss National Data and Service Center for the Humanities , 4123 , Allschwil , Switzerland
4. Archäologische Bodenforschung des Kantons Basel-Stadt , 4051 , Basel , Basel-Stadt , Switzerland
5. Archaeology, Environmental Changes & Geo-Chemistry Research Group (AMGC) , Vrije Universiteit Brussel , 1050 , Brussel , Belgium