Rev. Sun Myung MoonApril 11, 1965: An outbreak of 47 separate tornadoes in a 24-hour period kills 271 people. The Palm Sunday Tornado Outbreak does most of its damage in Michigan, Ohio and Indiana.

April 11, 1991: The Very Large Crude Carrier (VLCC) M/T Haven explodes and sinks off the coast of Genoa, Italy. The ship spilled an estimated 45 million gallons, some of which reached beaches on the Italian and French rivieras for the next 12 years. The M/T Haven was the identical sister ship to the Amoco Cadiz, which ran aground in a storm and spilled its entire cargo off Normandy, France, in 1978.

April 11, 2006: The Chicago Tribune begins an investigative series on the restaurant sushi trade. The paper traces much of the global sushi business, including the increasing focus on endangered bluefin tuna, to a firm called True World Foods, which is controlled by Rev. Sun Myung Moon (at right) and the Unification Church.

Photo: Ahn Young-joon/AP

This feature is compiled by Peter Dykstra, an MNN contributor and publisher of Environmental Health News and The Daily Climate.

April 11
Palm Sunday brings tornadoes, and Genoa has a massive oil spill.