1. U. Nations, About the Sustainable Development Goals - United Nations Sustainable Development, (n.d.).
2. W.S. Association, Steel’s contribution to a low carbon future worldsteel, World Steel Assoc. Position Pap. Http//www. Worldsteel. Org/publications/position-papers/Steel-S-Contribution-to-a-Low-Carbon-Future. Html/[accessed 21 Febrary 2012]. (2012).
3. Carbon emission of global construction sector;Huang;Renew. Sustain. Energy Rev.,2018
4. Wood Resources International LLC: The Middle East and Northern Africa imported 10% of internationally traded lumber in 2015, with Sweden, Finland and Russia being the major suppliers | Business Wire, (n.d.).
5. History of earth building techniques;Jaquin;Mod. Earth Build. Mater. Eng. Constr. Appl.,2012