Solar Energy, definition of
- Solar Energy
Electromagnetic energy transmitted from the sun (solar radiation). The amount that reaches the earth is equal to one billionth of total solar energy generated, or the equivalent of about 420 trillion kilowatt-hours.
Solar energy is the major driver of Earth's environment. About one 1kw per hour per meter square makes it way to the ground. Changes in solar energy over extended periods contributes to environmental shifts (Ice Ages).
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What is Solar Energy?
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