Gallery / 'to B Ensemble'

Did you know that...
...that earthquakes tend to be concentrated in narrow zones. There are 7 major crustal plates on earth, about 80km (50 miles) thick, all in constant motion relative to one another. They move at between 10 and 130 mm (from less than one half to 5 inches) per year.

From the gallery

theOfferingband April 19 2008 Earth Day, Lund, Sweden