flowing level
21hydrologic 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… …
22Mississippi River — For the river in Canada, see Mississippi River (Ontario). Coordinates: 29°09′04″N 89°15′12″W / 29.15111°N 89.25333°W / …
23Africa — /af ri keuh/, n. 1. a continent S of Europe and between the Atlantic and Indian oceans. 551,000,000; ab. 11,700,000 sq. mi. (30,303,000 sq. km). adj. 2. African. * * * I Second largest continent on Earth. It is bounded by the Mediterranean Sea,… …
24Aliso Creek (Orange County) — Not to be confused with Aliso Creek (Los Angeles County). Coordinates: 33°30′38″N 117°45′9″W / 33.51056°N 117.7525°W / 33.51056; …
25iceberg — /uys berrg/, n. 1. a large floating mass of ice, detached from a glacier and carried out to sea. 2. Informal. an emotionally cold person. 3. Australian Informal. a person who swims or surfs regularly in winter. 4. tip of the iceberg, the first… …
26South America — South American. a continent in the S part of the Western Hemisphere. 271,000,000; ab. 6,900,000 sq. mi. (17,871,000 sq. km). * * * Continent, Western Hemisphere. The world s fourth largest continent, it is bounded by the Caribbean Sea to the… …
27Overdeepening — Sognefjord in Norway, the second longest fjord in the world, shows characteristic overdeepening. Overdeepening is a characteristic of basins and valleys eroded by glaciers. An overdeepened valley profile is often eroded to depths which are… …
28Tak Province — Infobox Thai Province name = Tak thai = ตาก capital = Tak (town) area = 16,406.6 arearank = 4th population = 486,146 population as of = 2000 populationrank = 49th density = 30 densityrank = 75th isocode = TH 63 governor = Chumphon Phonrak… …
29Plata, Río de la — Estuary of the Paraná and Uruguay rivers, between Uruguay and Argentina. It is about 170 mi (275 km) long, with a maximum width at its mouth of about 140 mi (220 km); at Montevideo it is about 60 mi (97 km) wide but narrows gradually to the… …
30arts, East Asian — Introduction music and visual and performing arts of China, Korea, and Japan. The literatures of these countries are covered in the articles Chinese literature, Korean literature, and Japanese literature. Some studies of East Asia… …
