Information Solar Energy Facts

When salt water is purified with solar energy the process is called solar desalination.

Information solar energy facts.

This property of solar energy may have been known by the ancient greeks and was practiced by persian alchemists in the 1500s. The world s first solar collector was built in 1767 by a swiss scientist horace de saussure and it was used for cooking food and heating water. Read on to learn about some solar energy facts that may surprise you. Another one of the more surprising solar energy facts is that solar energy can be used to purify water.

Solar energy is radiant light and heat from the sun that is harnessed using a range of ever evolving technologies such as solar heating photovoltaics solar thermal energy solar architecture molten salt power plants and artificial photosynthesis. Solar energy can be transformed directly indirectly into any other forms of. The total amount of solar energy incident on earth is vastly in excess of the world s energy requirements and could satisfy all future energy needs if suitably harnessed. News when will rooftop solar be cheaper than the grid.

It is an essential source of renewable energy and its technologies are broadly characterized as either passive solar or active solar depending. Solar energy radiation from the sun capable of producing heat causing chemical reactions or generating electricity. As of 2011 the technology produced less than one tenth of one percent of global energy demand. In december 2016 the cost of building and installing new solar electricity generation dropped to 1 65 per watt narrowly beating out its renewable counterpart wind 1 66 watt and its fossil fuel.

Every hour there s enough solar energy hitting the earth to replace all other energy sources humans use. All natural gas coal oil wind and biomass. Seven facts about solar energy one hour. Solar energy is the technology used to harness the sun s energy and make it useable.

Solar is now the cheapest and most abundant energy source in the world. Solar energy has a number of beneficial usages like producing electricity in the course of photovoltaic cells direct water heating for a range of other purposes. Solar energy facts reveal that the first documented use of solar energy although extremely simple can be traced back to 7th century bc when people used magnifying glasses to light fires. Solar energy facts category is a collection of articles relating to solar energy with a focus on interesting facts about solar energy and green power.