river
A river is a natural flowing watercourse, usually freshwater, flowing towards an ocean, sea, lake or another river. In some cases, a river flows into the ground and becomes dry at the end of its course without reaching another body of wate ...
that begins on the border between
Poland
Poland, officially the Republic of Poland, is a country in Central Europe. It is divided into 16 administrative provinces called voivodeships, covering an area of . Poland has a population of over 38 million and is the fifth-most populous ...
and the
Czech Republic
The Czech Republic, or simply Czechia, is a landlocked country in Central Europe. Historically known as Bohemia, it is bordered by Austria to the south, Germany to the west, Poland to the northeast, and Slovakia to the southeast. The ...
Central Bohemian Region
The Central Bohemian Region ( cz, Středočeský kraj, german: Mittelböhmische Region) is an administrative unit ( cz, kraj) of the Czech Republic, located in the central part of its historical region of Bohemia. Its administrative centre is in ...
. It is 167.0 km long, and its basin area is about 2,200 km2, of which 2,145 km2 in the Czech Republic.
Etymology
Like some other names in
Bohemia
Bohemia ( ; cs, Čechy ; ; hsb, Čěska; szl, Czechy) is the westernmost and largest historical region of the Czech Republic. Bohemia can also refer to a wider area consisting of the historical Lands of the Bohemian Crown ruled by the Bohem ...
, the name Jizera is of
Celtic
Celtic, Celtics or Keltic may refer to:
Language and ethnicity
*pertaining to Celts, a collection of Indo-European peoples in Europe and Anatolia
**Celts (modern)
*Celtic languages
**Proto-Celtic language
* Celtic music
*Celtic nations
Sports Fo ...
origin, as the
Celtic
Celtic, Celtics or Keltic may refer to:
Language and ethnicity
*pertaining to Celts, a collection of Indo-European peoples in Europe and Anatolia
**Celts (modern)
*Celtic languages
**Proto-Celtic language
* Celtic music
*Celtic nations
Sports Fo ...
Boii
The Boii (Latin plural, singular ''Boius''; grc, Βόιοι) were a Celtic tribe of the later Iron Age, attested at various times in Cisalpine Gaul (Northern Italy), Pannonia (Hungary), parts of Bavaria, in and around Bohemia (after whom the ...
(hence the Germanic word ''Bohemia'', home of the Boii) lived in the area before the
Roman
Roman or Romans most often refers to:
*Rome, the capital city of Italy
*Ancient Rome, Roman civilization from 8th century BC to 5th century AD
*Roman people, the people of ancient Rome
*''Epistle to the Romans'', shortened to ''Romans'', a letter ...
times (see also the
Isar
The Isar is a river in Tyrol, Austria, and Bavaria, Germany, which is not navigable for watercraft above raft size. Its source is in the Karwendel range of the Alps in Tyrol; it enters Germany near Mittenwald and flows through Bad Tölz, Munic ...
in
Germany
Germany,, officially the Federal Republic of Germany, is a country in Central Europe. It is the second most populous country in Europe after Russia, and the most populous member state of the European Union. Germany is situated betwe ...
, the
IJzer
The Yser ( , ; nl, IJzer ) is a river that rises in French Flanders (the north of France), enters the Belgian province of West Flanders and flows through the ''Ganzepoot'' and into the North Sea at the town of Nieuwpoort.
The source of the Yse ...
in
Flanders
Flanders (, ; Dutch: ''Vlaanderen'' ) is the Flemish-speaking northern portion of Belgium and one of the communities, regions and language areas of Belgium. However, there are several overlapping definitions, including ones related to culture, ...
and the
Isère
Isère ( , ; frp, Isera; oc, Isèra, ) is a landlocked department in the southeastern French region of Auvergne-Rhône-Alpes. Named after the river Isère, it had a population of 1,271,166 in 2019.France) before assimilation by the Marcomanni and later Germanic and West Slavic peoples.
Geography
The river develops from the
confluence
In geography, a confluence (also: ''conflux'') occurs where two or more flowing bodies of water join to form a single channel. A confluence can occur in several configurations: at the point where a tributary joins a larger river (main stem); o ...
of the Velká Jizera (''Great Jizera'') in the Jizera Mountains and the Malá Jizera (''Little Jizera'') in the Giant Mountains, and flows for 164 km into the Elbe in the municipality of
Káraný
Káraný is a municipality and village in Prague-East District in the Central Bohemian Region of the Czech Republic. It has about 800 inhabitants.
Geography
Káraný lies at the confluence of the Elbe and Jizera rivers. The municipality is loca ...
Benátky nad Jizerou
Benátky nad Jizerou (; german: Benatek) is a town in Mladá Boleslav District in the Central Bohemian Region of the Czech Republic. It has about 7,400 inhabitants. The historic town centre is well preserved and is protected by law as an urban mon ...
Železný Brod
Železný Brod (; german: Eisenbrod) is a town in Jablonec nad Nisou District in the Liberec Region of the Czech Republic. It has about 6,000 inhabitants. It is located on the Jizera (river), Jizera River.
Administrative parts
Villages of Bzí, C ...
Water resource
Jizera is also one of two biggest resources of
potable water
Drinking water is water that is used in drink or food preparation; potable water is water that is safe to be used as drinking water. The amount of drinking water required to maintain good health varies, and depends on physical activity level, ag ...
for the city of Prague and other neighboring villages and towns (the second one is
Želivka
The Želivka is a river in the Czech Republic, the left tributary of the Sázava River. It originates at the northern slope of the Troják Mountain at the elevation of 677 m. Above Sedlice Reservoir it bears the name Hejlovka. It enters the Sáza ...
). From
Benátky nad Jizerou
Benátky nad Jizerou (; german: Benatek) is a town in Mladá Boleslav District in the Central Bohemian Region of the Czech Republic. It has about 7,400 inhabitants. The historic town centre is well preserved and is protected by law as an urban mon ...
to its on-flow, it is surrounded by bank infiltration system, and in the municipality of
Sojovice
Sojovice is a municipality and village in Mladá Boleslav District in the Central Bohemian Region of the Czech Republic. It has about 600 inhabitants.
Etymology
The initial name of the village was Sovojovice. It was derived from the personal name ...
the water is being pumped for artificial infiltration.Křivánek, Oldřich a Kněžek, Miroslav (2001). ''Zdroje pitné vody v Káraném. Principy získávání vody v oblasti káranské vodárny''. Pražské vodovody a kanalizace a.s.
Gallery
Studně přirozené infiltrace v Káraném.jpg, Bank or natural infiltration in process of water purification
Odběrné místo pro umělou infiltraci z řeky Jizery.jpg, Pumping water site for artificial infiltration in Sojovice
Železný Brod, de Jizera IMG 7079 2018-08-07 14.21.jpg, Jizera in Železný Brod
he mollusc fauna of the Jizera floodplain (North Bohemia)
He or HE may refer to:
Language
* He (pronoun), an English pronoun
* He (kana), the romanization of the Japanese kana へ
* He (letter), the fifth letter of many Semitic alphabets
* He (Cyrillic), a letter of the Cyrillic script called ''He'' in ...