The state of the environment is a matter of growing current concern. It is a concern based on the observation that degradation of the environment is already affecting the quality of life of people throughout the world. The objective of sustainable development is to try to anticipate unfavorable changes and to moderate the project parameters to try to avoid unwanted consequences. Construction has to deliver its products with less environmental impact, ie it has to become more sustainable. The necessity of fostering economic and social development while preserving the environment has led to the redefinition of the traditional objectives of development through the concept of sustainable development, as a guide to design environmentally compatible economic development strategies. There is a pressure on the construction industry to deliver buildings with ever increasing standards of performance, constantly
