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
Nansen Ski Jump Nansen Ski Jump Nansen Ski Jump, also known as The Big Nansen and The Sleeping Giant, is a ski jump located along Route 16 in Milan, New Hampshire. Built in 1936, it was the largest ski jump of its time. It is now within Nansen Ski Jump State Historic Site, a New Hampshire state park, which also features a picnic area and boat launch on the Androscoggin River. The Nansen Ski Jump is just north of the Berlin city line. It was constructed in 1936 by the city of Berlin and the National Youth Administration and was once the largest