22800 Imaging Notes – Summer 2011 – Observing a Volatile Earth Imaging Notes – Summer 2011 – Observing a Volatile Earth Extreme weather is wreaking havoc in North America this year. The 2011 tornado season was record-setting, beginning in April with 438 confirmed twisters. The same extreme weather patterns causing tornadoes are also leading to heavy rainfall in the midwestern region of the continent. Science Computing World – Aug/Sept 2011 – Case In Point: Reading the Future Senior Sales Account Manager -- Rome