Which provision does the NBC address regarding the environment?

The National Building Code (NBC) addresses minimum standards to protect health and safety, which is fundamental in ensuring that constructed environments are safe for occupants and the public. This provision encompasses not only the structural integrity and safety against hazards but also considers factors such as indoor air quality, accessibility, and the overall wellbeing of the building's users.

While sustainable materials, energy-saving designs, and reduction of construction costs are relevant considerations in building practices and contribute to environmental goals, they do not encapsulate the comprehensive requirement of the NBC to safeguard health and safety. The focus of the NBC is to establish a baseline that must be adhered to, ensuring that all buildings meet essential safety requirements that protect inhabitants and the community from various potential risks. Therefore, the emphasis on health and safety aligns with the primary goal of the NBC to create safe built environments for everyone.