hydrologic sciences — Introduction the fields of study concerned with the waters of the Earth. Included are the sciences of hydrology, oceanography, limnology, and glaciology. In its widest sense hydrology encompasses the study of the occurrence, the… … Universalium
hydrologic — hydrology ► NOUN ▪ the science of the properties and distribution of water on the earth s surface. DERIVATIVES hydrologic adjective hydrological adjective hydrologist noun … English terms dictionary
hydrologic — hy·dro·log·ic || ‚haɪdrəʊ lÉ‘dʒɪk / lÉ’d adj. of or pertaining to hydrology, of the study of the properties and distribution of water on the earth in the atmosphere; of or pertaining to the properties and distribution of water on the… … English contemporary dictionary
Hydrogeology — ( hydro meaning water, and geology meaning the study of the Earth) is the area of geology that deals with the distribution and movement of groundwater in the soil and rocks of the Earth s crust, (commonly in aquifers). The term geohydrology is… … Wikipedia
Oceanic trench — Oceanic crust is formed at an oceanic ridge, while the lithosphere is subducted back into the asthenosphere at trenches. The oceanic trenches are hemispheric scale long but narrow topographic depressions of the sea floor. They are also the… … Wikipedia
aquifer test — A test to determine hydrologic properties of the aquifer involving the withdrawal of measured quantities of water from or addition of water to a well and the measurement of resulting changes in head in the aquifer both during and after the… … Lexicon of Cave and Karst Terminology
ground-water travel time — 1. The time required for ground water to travel between two locations [22]. 2. The time required for a unit volume of ground water to travel between two locations. The travel time is the length of the flow path divided by the velocity,… … Lexicon of Cave and Karst Terminology
hydrology — hydrologic /huy dreuh loj ik/, hydrological, adj. hydrologically, adv. hydrologist, n. /huy drol euh jee/, n. 1. the science dealing with the occurrence, circulation, distribution, and properties of the waters of the earth and its atmosphere. 2.… … Universalium
Earth 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
hydrosphere — /huy dreuh sfear /, n. the water on or surrounding the surface of the globe, including the water of the oceans and the water in the atmosphere. [1885 90; HYDRO 1 + SPHERE] * * * Discontinuous layer of water at or near the Earth s surface. It… … Universalium