Pacific Ocean width at about 5°N latitude, where it stretches approximately from Indonesia to the coast of Colombia—halfway around the world, and more than five times the diameter of the Moon. The lowest known point on Earth—the Mariana Trench—lies below sea level. Its average depth is , putting the total water volume at roughly . Due to the effects of plate tectonics, the Pacific Ocean is currently shrinking by roughly per year on three sides, roughly averaging a year. By contrast, the Atlantic Ocean is increasing in size. Along the Pacific Ocean's irregular western margins lie many seas, the largest of which
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