Ocean smoothly into oceans of supercritical hydrogen. The atmosphere of Venus is 96.5% carbon dioxide, which is a supercritical fluid at its surface. On other bodies: Ocean An ocean () is a body of saline water that composes much of a planet's hydrosphere. On Earth, an ocean is one of the major conventional divisions of the World Ocean. These are, in descending order by area, the Pacific, Atlantic, Indian, Southern (Antarctic), and Arctic Oceans. The word "ocean" is often used interchangeably with "sea" in American English. Strictly speaking, a "sea" is a body of saline water (generally a division of the
Friends of the Earth (US) grocery store chains such as Safeway, Kroger and Whole Foods Market to pledge to not sell AquAdvantage genetically engineered salmon, should it receive Food and Drug Administration (FDA) approval. In 2012 the Emission Control Area, which restricts airborne emissions from ships in certain sea areas, went into effect in North America after Friends of the Earth U.S. advocated for it for many years. Friends of the Earth also successfully advocated for a ban on the dumping of sewage and other wastewater from cruise ships and large ocean-going vessels in the five west coast National Marine Sanctuaries. Friends of the Earth