According to a news report in the current issue of Science Magazine, four massive volcanic eruptions in the tropics caused a sudden cooling of the earth between 1275 and 1300. The report is titled:
A Volcanic Trigger for Europe's Little Ice Age
Full Story at http://www.sciencemag.org/cgi/content/full/335/6068/511-b?sa_campaign=Email/sntw/3-February-2012/10.1126/science.335.6068.511-bThe abrupt chill and worldwide disturbance of weather and crops may also be linked to the famines throughout Europe and Asia and Black Death of the fourteenth century.
The scientists' findings are reported in Geophysical Research Letters from January 31, 2012.
Comments
Anonymous commented on 05-Feb-2012 01:15 PM
Here's another news story on the Little Ice Age: http://www.stumbleupon.com/su/A7lkR4/www.colorado.edu/news/releases/2012/01/30/new-cu-led-study-may-answer-long-standing-questions-about-enigmatic-little
Anonymous commented on 05-Feb-2012 01:22 PM
Trying to post link again to other news story about Little Ice Age