Solar Cells:energy Of The Future

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The energy cannot be made out of nothing. It must be transformed from one to other. The most common energy sources, fossil fuels such as coal and oil, are non-renewable resources and bring out the pollutants as carbon dioxide, which is responsible for global warming. Moreover, there is a concern about the limits of these sources. However, the only thing solar cells need is sunlight. Sunlight is clean, limitless and renewable; also, solar cells do not bring out any pollutant. For these reasons, solar energy can be competed with other conventional sources. Solar technology is not very old and common, but it is growing rapidly. Although it is not popular and is supposed a new technology, Professor Becquerel first invented it over 150 years ago. The development of solar technology describes in
 

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