Geology of the Pacific Ocean Geology of the Pacific Ocean The Pacific Ocean evolved in the Mesozoic from the Panthalassic Ocean, which had formed when Rodinia rifted apart around 750 Ma. The first ocean floor which is part of the current Pacific Plate began 160 Ma to the west of the central Pacific and subsequently developed into the largest oceanic plate on Earth. The tectonic plates continue to move today. The slowest spreading ridge is the Gakkel Ridge on the Arctic Ocean floor, which spreads at less than , while the fastest, the East Pacific Rise near Easter Island, has a spreading rate of over
Odd Nansen 1985). They were the parents of architect and humanitarian, Eigil Nansen and jurist Marit Greve, wife of diplomat Tim Greve. Odd Nansen Odd Nansen (6 December 1901 – 27 June 1973) was a Norwegian architect, author, and humanitarian. He is credited with being a co-founder of UNICEF and for his humanitarian efforts on behalf of Jews in the early years of World War II. Odd Nansen was born in Bærum, Akershus, Norway. He was the second youngest of five children born to scientist and explorer Fridtjof Nansen. He was raised at Lysaker outside of Oslo. After his mother, Eva Nansen,