 When the IGY research project ended the island was abandoned again.By the early 1960s a few sheds, a century of accumulated trash, the scientists' house from the late 1950s and a solid, short lighthouse-like day beacon built two decades before were the only signs of human habitation on Jarvis.On June 27, 1974, Secretary of the Interior Rogers Morton created Jarvis Island National Wildlife Refuge which was expanded in 2009 to add submerged lands within of the island.