groundwater aquifers
101Oak Ridges Moraine — The Oak Ridges Moraine is an ecologically important geological landform in the Mixedwood Plains of south central Ontario, Canada. The moraine covers a geographic area of 1,900 square kilometres (730 sq mi) between Caledon and Rice Lake …
102River Poulter — River The ford at Crookford, where a track crosses the Poulter …
103Water supply and sanitation in Mexico — While many Mexican water supply and sanitation service providers rank among the best in Latin America, in general, the Mexican water and sanitation sector is characterized by the following issues (i) poor technical and commercial efficiency of… …
104Lake — 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… …
105Biosphäre — Die Biosphäre reicht hinauf bis in den unteren Rand der Mesosphäre. Die Biosphäre [bioˈsfɛːrə] (von griechisch βίος bíos ‚Leben‘ und σφαίρα sfaira ‚Kugel‘) bezeichnet den Raum mit Leben eines Himmelskörpers. Es ist derjenige Raum, in dem Leben… …
106Sahara — 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… …
107Convention on the Law of Non-Navigational Uses of International Watercourses — The Convention on the Law of Non Navigational Uses of International Watercourses is a document adopted by the United Nations on May 21, 1997 pertaining to the uses and conservation of all waters that cross international boundaries, including both …
108Outline of hydrology — The following outline is provided as an overview of and topical guide to hydrology: Hydrology – study of the movement, distribution, and quality of water on Earth and other planets, including the hydrologic cycle, water resources and… …
109Salzwasserintrusion — ist das Eindringen von Salzwasser in Süßwasser Aquifere. Dieser Vorgang spielt sich wegen des Dichteunterschieds von Salz und Süßwasser auf natürliche Weise an fast allen Küsten ab. Ebenfalls auf natürliche Weise können Sturmfluten die Intrusion… …
110Water resources in Mexico — {| style= width: 25em; font size: 90%; text align: left; class= infobox !align= center bgcolor= lightblue colspan= 2 |Mexico: Water Resources #if:{ }|Water resources in many parts of Mexico are under stress, especially in the arid northwest and… …
