Solar Energy Information And Facts

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Solar energy information and facts.

Every hour there s enough solar energy hitting the earth to replace all other energy sources humans use. Solar energy is healthy for the atmosphere than conventional fossil types of energy. Even in sunny parts of the world s temperate regions for instance a collector must have a surface. All natural gas coal oil wind and biomass.

News when will rooftop solar be cheaper than the grid. As of 2011 the technology produced less than one tenth of one percent of global energy demand. 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. It is an essential source of renewable energy and its technologies are broadly characterized as either passive solar or active solar depending.

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. Various solar energy facts. Because the intensity of solar radiation at earth s surface is so low these collectors must be large in area. Solar energy can be transformed directly indirectly into any other forms of.

Another one of the more surprising solar energy facts is that solar energy can be used to purify water. 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 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 is the technology used to harness the sun s energy and make it useable.

This property of solar energy may have been known by the ancient greeks and was practiced by persian alchemists in the 1500s. Seven facts about solar energy one hour. The time has finally come to look after some other renewable sources of energy i e solar wind and geothermal energy although many countries have started utilizing solar energy extensively they still have to go a long way to exploit this renewable energy to fulfill.