All Speakers Speaker José María Sastre Martin Position: Creator and coordinator Company: Arqui-terra, Arquitectura de Tierra Technical Architect and Building Engineer. As such, I have directed the construction of the 10 Bioclimatic Houses in Amayuelas de Abajo (Palencia, Spain) and the Heated Indoor Swimming Pool in Toro (Zamora, Spain), which incorporate various earth construction techniques. Member of the Ibero-American earth construction network “Proterra.” Sessions Thu 24 Apr 17:15 - 18:00 AUDITORIUM HOLCIM The use of natural materials in artificial spaces