Thematic workshop 2026

(April 7–9)

The central Altiplano:

The challenge of water in an agro-mining landscape

Day 1 (Tuesday, April 7):

Water resources and water quality in the central Altiplano

  • 1.1 Introduction and presentation of the workshop objectives (S. Guédron and D. Acha)
  • 1.2 Hydroclimatology: historical, current, and future trends (J. Molina, M. Morales, J. Apaestegui, and J-C Espinosa)
  • 1.3 Soil and water degradation in an agro-mining context (F. Satge and O. Ramos)
  • 1.4 Water quality/availability: perceptions and social response (N. Laborie)
  • 1.5 (11:30–12:00): Ecohydrology of rivers and bofedales (F. Anthelme, C. Molina, R. Loayza, R. Meneses, G. Zeballos, A. Zimmer)

Day 2 (Wednesday, April 8):

Impact of mining in the arid central Altiplano: metals (metalloids), microorganisms, and health impacts

  • 2.1 Mining effluents and microorganisms: contaminant mobility versus sequestration (E. Resongles, G. Zamora, and D. Acha)
  • 2.2 Human exposure to mining contaminants in the central Altiplano: the case of Oruro (J. Gardon and N. Tirado)
  • 2.3 Geogenic contaminants: the case of arsenic (M. Ormachea, J. Tapia, and L. Huallpara)
  • 2.4 Human exposure to arsenic and adaptation in the Andes: archaeological perspectives and a case study of the Bolivian population (N. Tirado, J. Gardon)

Day 3 (Thursday, April 9):

Peat sediments as paleoclimatic archives, archaeological evidence of social evolution

  • 3.1 Paleobiota and dust to reconstruct past climates from bofedales (A. Domic, F. De Vleeschouwer, M. Morales, and S. Guédron)
  • 3.2 Agropastoral peoples of the central Altiplano over the last millennia (C. Delaere and J. Capriles)
  • 3.3 Tracing the historical human footprint through bofedales (mining and pastoralism) (A. Maldonado, S. Guédron, A. Domic, F. Guiter)
  • 3.4 New tools for paleoenvironmental reconstruction: ancient DNA (D. Acha and S. Jelavic)