Abstract: The world’s population has increased and they consume a lot of energy every day from nonrenewable energy such as oil, gas and coal. This consumption waste nonrenewable energy resources. According to Lewis and Nocera (2006), “Consumption of energy has increased because of population and economic growth. We need many alternative resources for nonrenewable energy to provide increasing of demand.” The renewable energy can support nonrenewable energy to face people growing demand.
Keywords: Renewable, Solar, Biomass, Wind, Energy.