..also geologisch verstanden-
For the first time, scientists have placed a titanium-encased hydrophone on the ocean floor at the bottom of the Pacific Ocean’s Mariana Trench, located about 11,000 meters below sea level
Da unten ist mehr los als erwartet:
“You would think that the deepest part of the ocean would be one of the quietest places on Earth,” Robert Dziak, a NOAA research oceanographer and chief scientist on the project, said in a statement. “Yet there really is almost constant noise from both natural and man-made sources. The ambient sound field at Challenger Deep is dominated by the sound of earthquakes, both near and far, as well as the distinct moans of baleen whales and the overwhelming clamor of a category 4 typhoon that just happened to pass overhead.”
“There was also a lot of noise from ship traffic, identifiable by the clear sound pattern the ship propellers make when they pass by,” Dziak added.
(via iflscience)
