Information Solar Energy Facts

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.

Information solar energy facts.

Seven facts about solar energy one hour. Energy information administration frequently asked questions business insider here s how much of the world would need to be covered in solar panels to power earth org 11 facts about pollution the national renewable energy laboratory pv faqs world wildlife fund getting solar is easy s. As of 2011 the technology produced less than one tenth of one percent of global energy demand. Solar energy can be transformed directly indirectly into any other forms of.

Solar energy is the technology used to harness the sun s energy and make it useable. Every hour there s enough solar energy hitting the earth to replace all other energy sources humans use. 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 facts category is a collection of articles relating to solar energy with a focus on interesting facts about solar energy and green power.

This property of solar energy may have been known by the ancient greeks and was practiced by persian alchemists in the 1500s. When salt water is purified with solar energy the process is called solar desalination. Another one of the more surprising solar energy facts is that solar energy can be used to purify water. Solar is now the cheapest and most abundant energy source in the world.

Read on to learn about some solar energy facts that may surprise you. It is an essential source of renewable energy and its technologies are broadly characterized as either passive solar or active solar depending. 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.

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. 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. Solar energy is healthy for the atmosphere than conventional fossil types of energy. Solar energy radiation from the sun capable of producing heat causing chemical reactions or generating electricity.