Earthbag house:
Today the choise of materials for building construction play an important roll in order to reduce resource depletion and global warming. Earthbag housing is a speedy and inexpensive method of construction which uses the local material ( Barnes,B etal 2009). Materials to construct an earthbag house are include sacks, proper soil or gravel to fill sack, barbed wire which will be located between the layers and makes walls more stable and plaster which covers inside and outside the walls and make them stronger (Daigle,B etal 2011). Soil and gravel are like insulation for buildings because of their features and decrease the temperature fluctuating inside the buildings. Because of reasons that were mentioned above this kind of structures can be considered as an sustainable building.The officiant usage of these structures could be after natural disasters because they can be built quickly and easily.

http://www.rainharvest.co.za

Sourses:
https://www.youtube.com/watch?v=DPz61MWn8xw
http://www.thescipub.com/abstract/?doi=ajessp.2009.137.144
http://www.icevirtuallibrary.com/content/article/10.1680/ensu.2011.164.4.261