Volcanoes and the little ice age
Earth's climate and the cycles of warming and cooling that it goes through is one of the more fascinating subjects in earth science. It's a subject that has become fraught with passion in recent years as climatologists have repeatedly tried to warn us that humans are upsetting Earth's cycles and science deniers have done their best to shout them down. But looking back at the historical data is perhaps a little less controversial. Scientists have recently been doing research on the period from the 1200s to the 1900s, a very cold time in the northern hemisphere that has come to be known as the "little ice age." There have been many theories over the years about what might have caused this prolonged cold period which, in many ways, shaped the culture of Northern Europe, Asia, and North America. At the time it was happening, some people blamed witches. The ignorant always find a scapegoat. But this new study may give a definitive answer to the question of why it ha...