we only have large-scale climate readings for the last 100 years or so. Past that it's sparse readings, interpolations and projections. ...And these paintings:

we only have large-scale climate readings for the last 100 years or so. Past that it's sparse readings, interpolations and projections. ...And these paintings: . http://en.wikipedia.org/wiki/Maunder_Minimum http://en.wikipedia.org/wiki/Maunder_Minimum http://en.wikipedia.org/wiki/Little_Ice_Age http://en.wikipedia.org/wiki/Little_Ice_Age http://en.wikipedia.org/wiki/Little_Ice_Age#Depictions_of_winter_in_European_painting http://en.wikipedia.org/wiki/Little_Ice_Age#Depictions_of_wi... http://en.wikipedia.org/wiki/Hendrick_Avercamp http://en.wikipedia.org/wiki/Hendrick_Avercamp http://images.google.com/images?q=Hendrick+Avercamp http://images.google.com/images?q=Hendrick+Avercamp