TY - JFULL AU - Nahed Ayedh Al-Hajeri PY - 2013/9/ TI - Green Building and Energy Saving T2 - International Journal of Humanities and Social Sciences SP - 2284 EP - 2290 VL - 7 SN - 1307-6892 UR - https://publications.waset.org/pdf/16052 PU - World Academy of Science, Engineering and Technology NX - Open Science Index 80, 2013 N2 - In a world of climate change and limited fossil fuel resources, renewable energy sources are playing an increasingly important role. Due to industrializations and population growth our economy and technologies today largely depend upon natural resources, which are not replaceable. Approximately 90% of our energy consumption comes from fossil fuels (viz. coal, oil and natural gas). The irony is that these resources are depleting. Also, the huge consumption of fossil fuels has caused visible damage to the environment in various forms viz. global warming, acid rains etc. ER -