The April 27, 2011, tornado outbreak was the second-deadliest in U.S. history, and the deadliest since the Doppler Radar system has been used to warn communities. Alabama has been involved in six of the 10 deadliest tornado outbreaks in U.S. history.
On March 11, 2011, the Great Tohoku Earthquake occurred approximately 70 kilometers off the coast of Japan. This magnitude 9.0 earthquake was closely followed by a massive tsunami that reached 7 meters in height. Using NASA