Argentina accuses Chile of encroaching into its territorial waters and trying to seize part of the continental shelf. Officials described the move as unacceptable.
These include areas along continental shelf formations where ice is attached to the shore, the National Institute of Polar Research said in a statement.
The authors' analysis of 50 years of drilling on the Norwegian Continental Shelf concluded that the differences in success rates between individual firms were random.
Hence a growing polar enthusiasm among energy companies—as witnessed last month in an Arctic tie-up between Exxon Mobil, of America, and Rosneft, Russia's state-controlled oil giant.
The country says because the North Pole is connected to the continental shelf of Greenland, and because Greenland is a Danish autonomous territory, the North Pole is Denmark`s.
This continental slope usually starts at a place somewhere near the 100-fathom mark and in the course of a few hundred miles reaches the true ocean floor at 2, 500-3, 500 fathoms.
From the shore line, out to a distance which may be anywhere from a few miles to a few hundred miles, runs the gentle slope of the continental shelf, geologically part of the continents.
He describes " the instantaneous grief of being alone" , death as an " anaesthetic from which none come round" and the way misery, passed from parents to their children, " deepens like a coastal shelf" .