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Pattern is the spatial arrangement of objects in the landscape. The objects may be arranged randomly or systematically. They can be natural, as with a drainage pattern of a river, or man-made, as with the squares formed from the United States Public Land Survey System. Typical adjectives used in describing pattern are: random, systematic ...
Image credits: Sasha Weilbaker #3 Wetsuits. Unlike whales, beavers don’t have layers of blubber to keep them warm when they dive into chilly water. Instead, their thick fur traps air among the ...
The first public mention of the unusual subject of the photograph was a news item which appeared in the New Zealand Herald on 5 December 1964, under the heading "Puzzle Picture From Sea Bed". In 1968, author Brad Steiger wrote an article for Saga Magazine , in which he claimed that the Eltanin had photographed "an astonishing piece of machinery ...
Red, 600/630–680/690 nm, is used for imaging man-made objects, in water up to 30 feet (9 m) deep, soil, and vegetation. Near infrared (NIR), 750–900 nm, is used primarily for imaging vegetation. Mid-infrared (MIR), 1550–1750 nm, is used for imaging vegetation, soil moisture content, and some forest fires .
The Baltic Sea anomaly sonar image by OceanX. The Baltic Sea anomaly is a feature visible on an indistinct sonar image taken by Peter Lindberg, Dennis Åberg and their Swedish OceanX diving team while treasure hunting on the floor of the northern Baltic Sea at the center of the Gulf of Bothnia in June 2011.
Researchers at the National Oceanic and Atmospheric Administration (NOAA) came across a historic discovery while mapping the ocean floor recently -- an oil tanker that dates back to World War II.
The Mid-Atlantic Ridge stretches 10,000 miles from north to south, and is considered “the longest mountain range in the world and one of the most prominent geological features on Earth,” NOAA ...
Synthetic aperture sonar imagery of the German submarine U-853. Synthetic-aperture sonar (SAS) is a form of sonar in which sophisticated post-processing of sonar data is used in ways closely analogous to synthetic-aperture radar.