The Two Types of Solar Energy, Photovoltaic and Thermal

Like water and air, the Sun is one of the Earth’s life support systems, providing heat and light. Solar energy, which is renewable, widely available and clean, provides enough energy to meet the world’s annual consumption needs every 50 minutes. The challenge is to collect a share – however small – of this heat and radiant energy.

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Keywords: science environment energy biofuel global warming solar biomass geothermal. solar array all

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