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Most water in Earth's atmosphere and crust comes from saline seawater, while fresh water accounts for nearly 1% of the total. The vast bulk of the water on Earth is saline or salt water, with an average salinity of 35‰ (or 3.5%, roughly equivalent to 34 grams of salts in 1 kg of seawater), though this varies slightly according to the amount of runoff received from surrounding land.
A monument marking the Eastern Continental Divide that shows where the watershed drains, located on the Duluth Town Green in Duluth, Georgia. Past the southern end of the Appalachian Mountains, the divide's southern portion winds through the lowlands of Georgia and Florida.
The Northeast Georgia Rise is made of oceanic crust that formed when Africa and South America spread apart after the Gondwana breakup. [1] 100 Ma the Northeast Georgia Rise was part of the Agulhas Plateau-Northeast Georgia Rise-Maud Rise large igneous province (LIP) in what today is the southwesternmost Indian Ocean south of South Africa.
The Gulf of Maine is considered to be a relatively deep body of water, with an average depth of 490 feet (150 meters) and a maximum depth of 1236 feet (377) meters. Its southern border is defined by the Georges Bank , a shallow underwater plateau located offshore that forms a basin in the central Gulf of Maine.
The USGS Coastal and Marine Science Center (formerly the USGS Center for Coastal Geology) has three sites, one for the Atlantic Ocean (located in Woods Hole, Massachusetts), one for the Pacific Ocean (located in Santa Cruz, California) and one for the Gulf of Mexico (located on the University of South Florida's St. Petersburg campus). The goal ...
The centre of the water hemisphere is the antipode of the centre of the land hemisphere, and is therefore located at (near New Zealand's Bounty Islands in the Pacific Ocean An alternative assignment determines the centre of the land hemisphere to be at 47°24′42″N 2°37′15″W / 47.411667°N 2.620833°W / 47.411667; -2.620833 ...
Located on the Atlantic coast of North America, the region borders Canada to its north, the Southern United States to its south, the Midwestern United States to its west, and the Atlantic Ocean to its east. The Northeast is one of the four regions defined by the U.S. Census Bureau for the collection and analysis of statistics. [1]
Surface temperatures in the western North Atlantic: Most of the North American landmass is black and dark blue (cold), while the Gulf Stream is red (warm). Source: NASA The Gulf Stream is a warm and swift Atlantic ocean current that originates in the Gulf of Mexico and flows through the Straits of Florida and up the eastern coastline of the United States, then veers east near 36°N latitude ...