Vol. 69 (2021): Enero-Junio
Papers presented at the LXIX Scientific Session of the SGE, Madrid (Repsol), November 27, 2020.
Date of first publication (SGE website): June 12, 2021.
Cover image: View of the Nevados de Caullaraju or Jeulla Rajo (>5,500 m) from Laguna Conococha in the southern part of Huascaran National Park (Peru). The snow-capped peaks of Caullaraju are part of the great batholith that forms the Cordillera Blanca. Photograph by Gonzalo Zamora Valcarce (Repsol).