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
The Greatest Race on Earth The Greatest Race on Earth in July 2009, bringing the competition to a close. The Greatest Race on Earth The Greatest Race on Earth (GROE) was a four-part series of marathon races in a relay format, which included the Nairobi Marathon, Singapore Marathon, Mumbai Marathon and Hong Kong Marathon. It was created and sponsored by Standard Chartered in 2005. The total prize pool for the 2006–07 series was US$1.5 million. The competition was won by the team of four athletes who had the lowest cumulative time across the four marathons, with each team member competing in only one marathon as