extraction of groundwaters

См. также в других словарях:

• Groundwater — Shipot, a common source of drinking water in a Ukrainian village. Groundwater is water located beneath the ground surface in soil pore spaces and in the fractures of rock formations. A unit of rock or an unconsolidated deposit is called an… …   Wikipedia

• Western Australia — Western Australian. a state in W Australia. 1,273,624; 975,920 sq. mi. (2,527,635 sq. km). Cap.: Perth. * * * State (pop., 2001: 1,906,114), western Australia. Covering 976,790 sq mi (2,529,880 sq km), it constitutes one third of the continent s… …   Universalium

• Phreatobius sanguijuela — Taxobox name = Phreatobius sanguijuela status = status system = status ref = regnum = Animalia phylum = Chordata classis = Actinopterygii ordo = Siluriformes familia = incertae sedis genus = Phreatobius species = P. sanguijuela binomial =… …   Wikipedia

• Métolachlore — Général Nom IUPAC 2 chloro N (2 éthyl 6 méthylphényl) N (1 méthoxypropan 2 yl)acétamide No CAS …   Wikipédia en Français

• Hydrogen peroxide — IUPAC name …   Wikipedia

• Arsenic contamination of groundwater — is a natural occurring high concentration of arsenic in deeper levels of groundwater, which became a high profile problem in recent years due to the use of deep tubewells for water supply in the Ganges Delta, causing serious arsenic poisoning to… …   Wikipedia

• Sahara — Saharan, Saharian, adj. /seuh har euh, hair euh, hahr euh/, n. 1. a desert in N Africa, extending from the Atlantic to the Nile valley. ab. 3,500,000 sq. mi. (9,065,000 sq. km). 2. any arid waste. * * * Largest desert in the world, encompassing… …   Universalium

• 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