In the developed countries, at least, manufacturers of cement are endeavoring to reduce their product's impact on the environment. In the UK particularly over the last decade, the concrete industry has moved forward with a range of initiatives that include on the one hand technical improvements to reduce global warming gases and on the other hand an educational program aimed at engineers and building designers that pushes concrete's sustainable credentials. Let's try to create Cradle to Cradle system for this fast-growing building Industry.