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The counterweight system of the shadoof is an early example of the engineering of river water. In pre-industrial society, rivers were a source of transportation and abundant resources. [19] [26] Many civilizations depended on what resources were local to them to survive.
Many people refer the names redundantly using both the Indonesian word sungai and prefix ci-, for example, Sungai Ciliwung ("Ciliwung River") translates to Sungai Sungai Liwung ("Liwung River River"). Some river names in Hokkaido and Tohoku end with -betsu (For example, shikaribetsu River ) or -nai (For example, Yarikirenai River ).
A river valley civilization is an agricultural nation or civilization situated beside and drawing sustenance from a river. A river gives the inhabitants a reliable source of water for drinking and agriculture. Some other possible benefits for the inhabitants are fishing, fertile soil due to annual flooding, and ease of transportation.
The profile of the river water column is made up of three primary actions: erosion, transport, and deposition. Rivers have been described as "the gutters down which run the ruins of continents". [9] Rivers are continuously eroding, transporting, and depositing substrate, sediment, and organic material.
Dendritic drainage: the Yarlung Tsangpo River, Tibet, seen from space: snow cover has melted in the valley system. In geomorphology, drainage systems, also known as river systems, are the patterns formed by the streams, rivers, and lakes in a particular drainage basin. They are governed by the topography of land, whether a particular region is ...
Total length of waterways per country in kilometers. This is a list of waterways, defined as navigable rivers, canals, estuaries, lakes, or firths.In practice, and depending on the language, the term "waterway" covers maritime or inland transport routes, as suggested by "way".
It is the chief port and a hub for the region's extensive river system. The Iguazú flows into the Paraná at the "Triple Frontier" (Spanish: La Triple Frontera, Portuguese: Tríplice Fronteira), the tripoint for Paraguay, Argentina, and Brazil. In Ciudad Guayana, Venezuela there is a confluence between Orinoco River and Caroní River. [25]
The relationship between humans and rivers, which represent freshwater environments, is complicated. Rivers serve primarily as a freshwater resource and as sinks for domestic and industrial waste water. The consequences from this usage occur from diverse activities and root themselves in complex, interdisciplinary systems and practices. [4]