The scientific and authoritative definition of ecological building materials is still in the research and determination stage. The concept of ecological building materials comes from ecological environmental materials. The definition of eco-environmental materials is still under study and determination. Its main characteristics are first to save resources and energy; secondly, to reduce environmental pollution and avoid global warming and the destruction of the ozone layer; thirdly, it is easy to recycle and recycle. As an important branch of eco-environmental materials, according to its meaning, eco-building materials should be coordinated with the ecological environment during the production, use, abandonment and recycling of materials, meeting the minimum resource and energy consumption, minimum or no environmental pollution, and the most Building materials designed and produced for good performance and maximum recycling rate. Obviously, such environmental coordination is a relative and developing concept.
