Scientists Grapple Over Sunspot CycleDecember 13th, 2006 in Earth / Earth Sciences
(AP) -- Scientists are deadlocked over the severity of the next sunspot cycle, which could produce powerful solar storms that can disrupt communication systems on Earth.
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"Scientists Grapple Over Sunspot Cycle." December 13th, 2006. http://phys.org/news/2006-12-scientists-grapple-sunspot.html