Introduction
We are living in a world that is quickly losing its conventional energy resources. If we look at the state of the conventional fossil fuels such as oil and gas, we see that their prices have been highly volatile in the past few decades. The use of such fossil fuels also causes some serious environmental issues that include global warming, ozone layer depletion and acid rains. The development of renewable source of energy such as solar, wind, biomass and geothermal sources will help in the reduction of consumption of petroleum products and will lead to fulfilling the energy requirements of ...