Image Display - Solar Timeline


The recent trend of a .05 percent per decade increase in Total Solar Irradiance (TSI) in watts per meter squared, or the amount of solar energy that falls upon a square meter outside the Earths atmosphere. The trend was measured between successive solar minima that occur approximately every 11 years. At the bottom, the timeline of the many different datasets that contributed to this finding, from 1978 to present.

Please notice that the low point in the most recent cycle is noticeably higher than that of the previous cycle.

Original article: Space.com
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