Reduction+by+evaporation
11Flash evaporation — Flash (or partial) evaporation is the partial vaporization that occurs when a saturated liquid stream undergoes a reduction in pressure by passing through a throttling valve or other throttling device. This process is one of the simplest unit… …
12Electride — An electride is an ionic compound in which an electron is the anion. [cite journal | author = Dye, J. L. | title = Electrons as Anions | journal = Science | year = 2003 | volume = 301 | pages = 607–608 | doi = 10.1126/science.1088103] The first… …
13water resource — Any of the entire range of natural waters (vapour, liquid, or solid) that occur on the Earth and that are of potential use to humans. These resources include the waters of the oceans, rivers, and lakes; groundwater and deep subsurface waters; and …
14concentration — n. 1. Condensation, compression into a small compass, collection upon a single point. 2. Reduction by evaporation …
15Global dimming — is the gradual reduction in the amount of global direct irradiance at the Earth s surface that was observed for several decades after the start of systematic measurements in 1950s. The effect varies by location, but worldwide it has been… …
16climate — /kluy mit/, n. 1. the composite or generally prevailing weather conditions of a region, as temperature, air pressure, humidity, precipitation, sunshine, cloudiness, and winds, throughout the year, averaged over a series of years. 2. a region or… …
17hydrosphere — /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… …
18river — river1 riverless, adj. riverlike, adj. /riv euhr/, n. 1. a natural stream of water of fairly large size flowing in a definite course or channel or series of diverging and converging channels. 2. a similar stream of something other than water: a… …
19EAU - L’eau en agriculture — L’étude du problème de l’eau en agriculture présente un double intérêt. En premier lieu, l’eau est un facteur essentiel de la production. Il est donc nécessaire de prévoir les besoins des plantes d’une manière globale et la façon dont elles… …
20Assombrissement global — L avancée des déserts, le recul des herbages, l extension des labours et de la dégradation des sols sont sources d une quantité croissante d aérosols emportés par le vent (érosion éolienne) L’assombrissement global ou obscurcissement planétaire… …
