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bos2“Frost Fairs,” the Little Ice Age and Climate Change

By Remi Shaull-Thompson – Scientific American – May 7, 2019
Scientists do not fully understand what caused the Little Ice Age. Data from tree and ice cores suggests that there was a drop in solar energy—incoming radiation from the sun. The sun’s activity, including the radiation it gives off and the number of sunspots, fluctuates periodically. It could have been volcanoes too. There is evidence that there were more volcano eruptions after 1200; the ash volcanoes spew into the air cools the earth by blocking out the sun. Read full blog post here.

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