Abstract: The construction engineering energy are very large in our country，along with mankind the enlargement to develop dint degree to nature，environment problem is too gradually serious，primitive energy are reduce gradually，the construct material should face environmental protection， stanza can direetlon development．this text is cleared to strongly develop the home of green building materials，devdopments ecosystem，and the development csn keep on，and it will become the main current direction about the building ma terials in the twenty-one century

Key words: the green building materials, industry slag, environmental protections, economy energy

摘要： 我国的建筑工程耗能相当大，随着人类对自然界开发力度的加大，环境问题也日趋严重，原始能源在逐渐减少，建筑材料应向环保、节能方向发展．本文阐明了大力发展绿色建材，建设生态家园，走可持续发展道路，将成为21世纪建材工业发展的主流和方向．

关键词: 绿色建材, 工业废渣, 环保, 节能