The CIB 2000 indicates that the concept of Sustainable Construction is associated to three key verbs: To Reduce, To Preserve and To Maintain, aspects that must be had considering at the moment of establishing global criteria that serve as a conceptual frame for the putting in practice of the sustainable construction.
El CIB 2000 indica que el concepto de Construcción Sustentable lleva asociado tres verbos claves: Reducir, Preservar y Mantener, aspectos que deben tenerse en consideración al momento de establecer criterios globales que sirvan de marco conceptual para la puesta en práctica de la construcción sustentable.