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OpenStudy (anonymous):

Climate change on earth is thought to be affected by which of the following solar phenomena? A.solar eclipses B. solar flares C. solar prominences D. sunspots

OpenStudy (anonymous):

Someone please reply

OpenStudy (anonymous):

The answer you probably want is sunspots. While it would be somewhat erroneous to say flat out that sunspots cause climate change, an overall decrease in sunspot activity over several solar cycles (each around 11 years long) is thought to be indicative of a slowdown/decrease in solar energy output which is thought to have contributed to the "Little Ice Age" in the past.

OpenStudy (anonymous):

Let me know if that correct please!

OpenStudy (beccaboo333):

The Sun so greatly dominates the skies that the first scientific speculations about different climates asked only how sunlight falls on the Earth in different places. The very word climate (from Greek klimat, inclination or latitude) originally stood for a simple band of latitude. When scientists began to ponder the possibility of climate change, their thoughts naturally turned to the Sun. Early modern scientists found it plausible that the Sun could not burn forever, and speculated about a slow deterioration of the Earth's climate as the fuel ran out.In 1801 the great astronomer William Herschel introduced the idea of more transient climate connections. It was a well-known fact that some stars varied in brightness. Since our Sun is itself a star, it was natural to ask whether the Sun's brightness might vary, bringing cooler or warmer periods on Earth? As evidence of a connection between Sun and weather, Herschel pointed to periods in the 17th century, ranging from two decades to a few years, when hardly any sunspots had been observed. During those periods, he remarked,the price of wheat had been high, presumably reflecting spells of drought.(2) Chasing Sunspot Cycles Speculation increased in the mid-19th century following the discovery that the number of spots seen on the Sun rose and fell in a regular 11-year cycle. It appeared that the sunspots reflected some kind of storminess on the Sun's surface — violent activity that strongly affected the Earth's magnetic field. Astronomers also found that some stars, which otherwise seemed quite similar to the Sun, went through very large variations. By the end of the century a small community of scientists was pursuing the question of how solar variability might relate to short-term weather cycles, as well as long-term climate changes.(3) Attempts to correlate weather patterns with the sunspot cycle were stymied, however, by inaccurate and unstandardized weather data, and by a lack of good statistical techniques for analyzing the data. Besides, it was hard to say just which of many aspects of weather were worth looking into. http://www.aip.org/history/climate/solar.htm So yes you were correct.

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