Solar energy: Is energy rich, green, clean, friendly environment, it can be applied in any place long where it has sunlight. The cost of implementing this energy source is being rapidly reduced and is expected to continue rising in the next few years so it is a really promising future energy for both the possibility of economic development and environmental sustainability. However it is restricted depending on the weather during the day and only active during the day, to create large power sources need to have a large area to put the solar panels, the panels of this battery is also very easy to spoil ...
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