Sentences with phrase «sloping edge of the shelf»
Under certain provisions of the Law of the Sea treaty, countries can extend claims to seabed resources beyond the standard 200 nautical mile limit if they can make a case that such features are a natural prolongation of the sloping edge of the shelf.
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In a paper to be published later this year, Lambshead and Guy Boucher of France's national research agency, the CNRS, point out that the slopes that plunge from the edge of the continental shelves, known as bathyal regions, contain a greater range of species than anywhere else on land or sea.
Altogether, researchers analysed data covering a 94,000 - square - kilometre arc (an area about the size of Indiana or Hungary) that includes the edge of the continental shelf and the steep slope just seaward of it, says co-author Adam Skarke, a geologist at Mississippi State University in Starkville.
The reef is on the edge of the continental shelf and the seabed surrounding the reef slopes out to a depth of 25 to 30m.
These authors postulated an extended Barents Sea Ice Sheet, the western part of the huge Eurasian Ice Sheet51, 55, that had reached the shelf edge causing polynya - like open - water conditions (triggered by strong katabatic winds) with phytoplankton and sea ice algae production, subglacial meltwater outflow and the deposition of suspended material on the slope at site PS2138 - 2.