Read the news article about the WCRP Grand Challenge Workshop in Tromsø, Norway, 16-18 October 2013 from Centro de Estudios Avanzados en Zonas Áridas (CEAZA) Chile, in Spanish at: http://www.ceaza.cl/en/ceaza-participa-en-taller-del-programa-de-investigacion-climatica-mundial-en-noruega/