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Solar power, or power from the sun was first developed in the 1980s and are split into two different kinds of solar power. Photovoltaic's (PV)where light is converted into power using a photoelectric effect or, Concentrated Solar Power (CSP) which use mirrors , or lenses to focus a large area of sunlight and concentrate it into a beam, thereby creating power.

Solar energy came from a plan in the 1860s as fears were 2010 new style lavender uggs australia boot on big sale rife that coal was about to run out and another source of energy was needed. However petroleum limited this and by 193 there were thought to be only 6 private homes in the USA that ran on solar power.

Solar power 2010 new style lavender uggs australia boot on big sale of the PV type however had renewed interest after the energy crises of the 1970s and a number of development agencies were set up. This saw the rapid rise of these PV installations between 1970 and 1983.

The first solar cell was developed in the 1880s. The first photo cell was created in 1931 using silver selenide, though converted only 1 per cent of light into energy. The first silicon cell was produced in 1095, but still cost $256 a watt to produce 2010 new style lavender uggs australia boot on big sale energy. These would have trapped around 4.5-6 per cent of light and converted it to power.