Renewable energy is sustainable - obtained from inexhaustible resources. Renewable energy sources include wind, solar, biomass, geothermal and hydro. read more
Solar energy technologies offer a clean, renewable and domestic energy source. Photovoltaic power even has advantages over wind power, hydropower, and solar thermal power. The latter three require turbines with moving parts that are noisy and require maintenance. read more
Solar energy is a renewable resource because the sun rises every day and provides energy again, without having to dig, pump, extract, or refine anything. Once installed, solar panels or solar hot water systems provides energy, every day, without having to disturb anything on the Earth. read more