The most severe occurred at the end of the Permian period when 96% of all species perished. This along with K-T are two of the Big Five mass extinctions, each of which wiped out at least half of all species.
Otzi The Iceman. Otzi The Iceman. Otzi. also called Otzi the Iceman, the Similaun Man, the Man from Hauslabjoch, Homo tyrolensis, and the Hauslabjoch mummy, is a well-preserved natural mummy of a man who lived around 3,300 BCE.Otzi was discovered in Europe 1991 in the Otztal Alps on the Austrian-Italian border.tzi The Iceman. Otzi The Iceman. Otzi. also called Otzi the Iceman, the Similaun Man, the Man from Hauslabjoch, Homo tyrolensis, and the Hauslabjoch mummy, is a well-preserved natural mummy of a man who lived around 3,300 BCE.
The first ice resurfacer was developed by Frank Zamboni in 1949 in the city of Paramount, California.e provided services to businesses such as dairy farms and produce vendors. Zamboni created a plant for making ice blocks that could be used in refrigeration techniques. As the demand for ice blocks waned, Zamboni looked for another way to capitalize on his expertise with ice.