Steve IrwinSept. 4, 1958: The “Cod War” between Iceland and the U.K. begins in earnest. Fearing that foreign fleets are depleting its cod fishery, Iceland had outlawed the fleets from a wide area of its waters four days earlier. A small Icelandic patrol boat attempts to seize a British trawler, but is run off by a British warship dispatched to protect the fleet. The two nations work out an agreement, but the Cod Wars flare up again in the 1970s.

Sept. 4, 1978: Floods along India’s Yamuna and Ganges rivers leave more than 2 million people homeless.

Sept. 4, 2006: Steve Irwin (at right), the rambunctious “Crocodile Hunter” whose TV adventures introduce millions to the natural world, dies while diving off Australia’s Great Barrier Reef. Irwin is impaled by the stinger of a giant ray.

Photo: Lisa O'Connor/ZUMA Press

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