Luc's Blog

The planet Earth, though not threatened with destruction by man-made global warming, is by no means indestructible. There are many unpredictable events within our solar system, and still more outside it, that could make Earth uninhabitable by humans. There...

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174 petawatts (PW) of energy comes in form of solar radiation (or insolation) hits our atmosphere. Almost one third of this is reflected back into space. The rest, 3 850 000 exajoules (EJ) every year, is absorbed by the atmosphere, clouds, oceans and...

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Cost of solar energy The solar energy is free. Harvesting solar energy is free. The only part of solar energy that costs is solar generator or solar panels. Click here to see the best solar powered generator. Solar energy is the energy of the future....

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