Solar Variability: Striking a Balance with Climate Change

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The sun radiates huge amounts of electromagnetic energy in all directions. Earth is only one small recipient of the sunacutes energy the sunacutes rays extend far out into the solar system illuminating all the other planets. Credit: NASA
The sun radiates huge amounts of electromagnetic energy in all directions. Earth is only one small recipient of the sun's energy; the sun's rays extend far out into the solar system, illuminating all the other planets. Credit: NASA

The sun has powered almost everything on Earth since life began, including its climate. The sun also delivers an annual and seasonal impact, changing the character of each hemisphere as Earth's orientation shifts through the year. Since the Industrial Revolution, however, new forces have begun to exert significant influence on Earth's climate.


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