Solar storms have dropped to unusually low levels from 2007 to 2009.Credit: SOHO Consortium/ESA/NASA
From Cosmos/AFP:
WASHINGTON: The upper reaches of Earth's atmosphere are unexpectedly shrinking and cooling due to lower ultraviolet radiation from the Sun, U.S. scientists said.
The Sun's energy output dropped to unusually low levels from 2007 to 2009, a significantly long spell with virtually no sunspots or solar storms, according to scientists from the National Center for Atmospheric Research in Boulder, Colorado.
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