to reach a depth

  • 21Deep-sea exploration — is the investigation of physical, chemical, and biological conditions on the sea bed, for scientific or commercial purposes. Deep sea exploration is considered as a relatively recent human activity compared to the other areas of geophysical… …

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  • 22Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry       The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… …

    Universalium

  • 23Landslide mitigation — Landslides can be triggered by many often concomitant causes. In addition to shallow erosion or reduction of shear strength caused by seasonal rainfall, causes triggered by anthropic activities such as adding excessive weight above the slope,… …

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  • 24Diel vertical migration — Diel vertical migration, also known as diurnal vertical migration, is a pattern of movement that some organisms living in the ocean and in lakes undertake each day. Usually organisms move up to the epipelagic zone at night and return to the… …

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  • 25Lake — For other uses, see Lake (disambiguation). Oeschinen Lake in the Swiss Alps A lake is a body of relatively still fresh or salt water of considerable size, localized in a basin, that is surrounded by land. Lakes are inland and not part of the… …

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  • 26McMurdo Sound — McMurdo Sound, Antarctica The ice clogged waters of Antarctica s McMurdo Sound extend about 55 km (35 mi) long and wide. The sound opens into the Ross Sea to the north. The Royal Society Range rises from sea level to 13,205 feet (4,205… …

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  • 27The Dark Energy Survey — DES logo The Dark Energy Survey (DES) is a survey that aims to probe the dynamics of the expansion of the universe and the growth of large scale structure. The collaboration is composed of research institutes and universities from United… …

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  • 28Bathyscaphe — [ Bathyscaphe Trieste, before a dive into the Marianas Trench] A bathyscape, bathyscaphe, or bathyscaph is a free diving self propelled deep sea diving submersible, consisting of a crew cabin similar to a bathysphere suspended below a float… …

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  • 29Mockernut Hickory — Taxobox name = Mockernut Hickory image width = 240px image caption = regnum = Plantae divisio = Magnoliophyta classis = Magnoliopsida ordo = Fagales familia = Juglandaceae genus = Carya species = C. tomentosa binomial = Carya tomentosa binomial… …

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  • 30Carya tomentosa — Mockernut Hickory The nuts of white hickory Scientific classification Kingdom: Plantae …

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