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city in Silesian Voivodeship, Poland
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Bielsko-Biała (Polish: [ˈbjɛlskɔ ˈbjawa] ⓘ; Silesian: Biylsko-Biołŏ; Czech: Bílsko-Bělá; German: Bielitz-Biala) is a city in the Silesian Voivodeship, southern Poland, with a population of approximately 166,765 as of December 2022, making it the 22nd largest city in Poland, and an area of 124.51 km2 (48.07 sq mi). It is the core of the broader metropolitan area with around 335,000 inhabitants. It serves as the seat of the Bielsko County, Euroregion Beskydy, Roman Catholic Diocese of Bielsko–Żywiec and the Evangelical Church Diocese of Cieszyn.
Situated north of the Beskid Mountains, Bielsko-Biała is composed of two former towns which merged in 1951—Bielsko in the west and Biała in the east—on opposite banks of the Biała River that divides the historical regions of Silesia and Lesser Poland. The history of Bielsko dates back to the 13th century, while Biała was founded in the 16th century and obtained city rights in 1723. Despite the administrative separation, both towns effectively functioned as one urban area already in the 19th century. Industrialization, especially the textile and automotive industries, was of great importance for its development in the past. Between 1975 and 1998, the city was the seat of Bielsko-Biała Voivodeship and currently lies within the Silesian Voivodeship.
Bielsko-Biała is the administrative, economic, academic and cultural centre for the Silesian-Lesser Polish border region, sometimes colloquially referred to as Podbeskidzie. It is also an important commercial and industrial hub, as well as a road and railway junction. It is a significant tourist destination due to its numerous architectural monuments (a popular slogan Little Vienna refers to many Revivalist and Art Nouveau buildings shaping the cityscape of the central districts) and its direct proximity to the mountains (fourteen mountain peaks lie within the city limits).
Both Bielsko and Biała derive their names from the Slavic stem *bělъ meaning "white" (in modern Polish biały, in modern Czech bílý). The river Biała was the first to be named in this way. The reason was probably the general impression of the color of the water: "white", that is, bright and clear. Some researchers also linked the city's name to the bleaching of fiber, which is questionable, however, due to the fact that in the 13th century the cloth industry in Bielsko was not yet developed.
The German name was derived from the Slavic one. In medieval and early modern documents, the name of the town appears both in a form close to modern Polish and Czech (Bilsko, Belsko) and German (Bilitz, Belicz, Bylitz). Over time, the official name Bielitz in German and Bílsko in Czech became established, while in Polish there were still various fluctuations in the 20th century, such as between Bielsko in the neuter gender and Bielsk in the masculine gender. In the case of Biała, the Polish wording of the name was the only official one, even when the town belonged to the Habsburg monarchy. The Germanized form Beil was used only in the local dialect. The Wymysorys language uses the form Byłc-Bejł which is close to how the two towns were called by the autochthonous German population.
The combined name Bielsko-Biała in Polish or Bielitz-Biala in German was used as early as the 19th century in the names of various societies, clubs, branches of institutions and businesses (e.g. Bielitz-Bialaer Leseverein, Bielitz-Bialaer Actienbrauerei or Bielsko-Bialski Związek Adwokatów), in the titles of local newspapers (e.g. Bielitz-Bialaer Anzeiger or Bielitz-Bialaer Wochenblatt), as the name of a railroad station, on maps printed jointly for both cities, and in many other publications.
Bielsko-Biała is located in the southern part of the Silesian Voivodeship, on the border of historical regions: Cieszyn Silesia (left-bank districts, 57.89% of the area) and Lesser Poland (right-bank districts, 42.11% of the area). The city represents 1.01% of the area of the voivodeship and 0.04% of the area of Poland. The latitudinal extent is approximately 13 km (8.1 mi) km and the meridional extent approximately 17.5 km (10.9 mi). The straight line distance from the city center to the Czech border is 31 km (19 mi), and to the Slovak border 35 km (22 mi).
The greater part of Bielsko-Biała lies in the Silesian Foothills (Pogórze Śląskie), which are part of the Western Beskid Foothills (Pogórze Zachodniobeskidzkie) physiographic macroregion. Within the administrative borders of Bielsko-Biała—in the southern districts—there are also mountain massifs of the Little Beskids (Beskid Mały) and the Silesian Beskids (Beskid Śląski). Most of the mountainous areas of Bielsko-Biała lie within two landscape parks: Little Beskids Landscape Park and Silesian Beskids Landscape Park. At the same time, they are protected under the Natura 2000 nature protection programme.
The relief of Bielsko-Biała is quite diverse. Within the administrative borders of the city there are both upland and mountainous areas. The centrally located Bolesław Chrobry Square is 313 m (1,027 ft) above sea level. The lowest point are Komorowice Ponds at 262 m (860 ft) above sea level, while the highest peak is Klimczok in Silesian Beskids at 1,117 m (3,665 ft) above sea level. The upland part of Bielsko-Biała consists of dozens of hills, separated by valleys of rivers and streams, the central one being the valley of the Biała River. The Beskid massifs are separated by the Wilkowice Gate (Brama Wilkowicka) connecting the Silesian Foothills (Pogórze Śląskie) with the Żywiec Basin (Kotlina Żywiecka). There are 14 mountain peaks within the city limits: Cyberniok, Dębowiec, Klimczok, Kołowrót, Kopany, Kozia Góra, Łysa Góra, Palenica, Przykra, Równia, Stołów, Szyndzielnia, Trzy Kopce and Wysokie. In addition, the slopes of Czupel, Gaiki and Magurka Wilkowicka mountains partly reach the peripheral districts of Bielsko-Biała. On the south-western slopes of Stołów is the Stołów Cave (Jaskinia w Stołowie), whose passages are 21 m (69 ft) long. In 2003, an entrance to the Deep Stołów Cave (Jaskinia Głęboka w Stołowie) was also discovered on the slopes of Stołów. With a length of 554 m (1,818 ft) and a depth of 25 m (82 ft), it is one of the largest caves in the Polish part of Carpathians. Several smaller caves can also be found in the Klimczok area.
Bielsko-Biała has an oceanic climate (Köppen: Cfb) with cold, damp winters and warm, wet summers. However, using the 0 °C isotherm, the climate is a Dfb-type called of humid continental climate, which explains its considerable thermal amplitude for Central Europe. The extremes may still be moderated by the western patterns and winds of this direction, which still maintains hybrid characteristics in the city's climate. Foëhn winds help maintain a milder winter in Bielsko-Biała and average about 4 °C lower than the surrounding mountains each year. The sunniest days are between late summer and early fall, with a few months reaching 9 sunny days. In the 1960s 55 cm of snow cover was recorded.
Bielsko-Biała is a city with relatively high air pollution. According to a 2016 report by the World Health Organization, it was ranked as the twenty-seventh most polluted city in the European Union. Then in a 2020 report by the IQAir company, it was ranked thirty-eighth in Europe and fifth in Poland. The biggest contributor to air pollution is the fact that many households, including in the inner city area, still use traditional heating systems based on burning coal. The environmental situation in the city has been gradually improving in recent years. This is influenced by municipal measures such as the "Low Emission Economy Plan", which has been implemented since 2015. In 2020, 454 coal-fired boilers in residentional buildings were replaced by gas or district heating using municipal subsidies.
Bielsko-Biała belongs to the cities where the environmental condition has been gradually improving over the past few years. The number of days when the permissible daily concentration of suspended particulate matter PM10 was exceeded in the years 2018-2022 were as follows: 52, 30, 33, 41, 24, respectively.
The main contributors to air pollution are the use of outdated solid fuel sources in households, emissions of gases and particles from industrial plants, and traffic.
The operation of outdated heating systems and solid fuel combustion sources within the city promotes the formation of smog during the heating season. Smog has a negative impact on human health and can also have destructive effects on buildings, especially historical ones.
Pollution from traffic is concentrated within densely built-up areas known as "street canyons." The city's air quality is significantly influenced by transregional factors, such as the influx of pollutants from neighboring municipalities.
The quality of the water flowing through the city has been gradually improving. However, in 2022, the state of a significant portion of surface water, both in the Biała and Wapienica rivers, was classified as poor.
The city's ecological situation has been gradually improving in recent years, thanks in part to the actions of municipal authorities, such as the implementation of the "Low-Emission Economy Plan" since 2010. Between 2008 and 2022, with the city's support, over 7200 solid fuel boilers and furnaces were eliminated in residential buildings in Bielsko-Biała.
The municipal Energy Management Bureau in Bielsko-Biała was established in 1997 and now operates as an energy-management team within the city's Department of Environmental Protection and Energy.
In 2022, there were three monitoring stations in the city as part of the National Air Quality Monitoring System, and the city installed 36 air quality sensors in urban areas to depict the distribution of pollutants within the city [Source: Data from the Department of Environmental Protection and Energy, Municipal Office in Bielsko-Biała].
Bielsko-Biała is officially divided into 30 osiedla / dzielnice, which are auxiliary units of the municipality.
In parallel, there is a division into obręby ewidencyjne (cadastral areas), the boundaries of which reflect the former boundaries of the municipalities gradually incorporated into Bielsko-Biała in the 20th century, as well as the boundaries of the historical districts (suburbs) of Bielsko. These are:
Some peripheral areas are also included within obręby ewidencyjne of Bystra Śląska, Jaworze, Mazańcowice, Międzyrzecze Górne and Pisarzowice, which is a result of the incorporation of parts of these villages into Bielsko-Biała. In some cases (e.g. Mikuszowice Krakowskie, Stare Bielsko, Straconka) the boundaries of osiedla and obręby ewidencyjne are similar, in many others (e.g. Aleksandrowice, Dolne Przedmieście, Lipnik, Mikuszowice Śląskie) osiedla and obręby ewidencyjne with the same names do not correspond territorially. The commons understanding of 'districts' in Bielsko-Biała and the belonging of particular areas to them draws loosely on both types of division.
There has been human habitation in Bielsko since around 1400 BC, wooden tools have been found along with stone axes dating from 1000 BC. The remnants of a fortified settlement in what is now the Stare Bielsko (Old Bielsko) district of the city were discovered between 1933 and 1938 by a Polish archaeological team. The settlement was dated to the 12th – 14th centuries. Its dwellers manufactured iron from ore and specialized in smithery. The current centre of the town was probably developed as early as the first half of the 13th century. At that time a castle (which still survives today) was built on a hill.
In the second half of the 13th century, the Piast dukes of Opole invited German settlers to colonize the Silesian Foothills. As the dukes then also ruled over the Lesser Poland lands east of the Biała River, settlements arose on both banks like Bielitz (now Stare Bielsko), Nickelsdorf (Mikuszowice Śląskie), Kamitz (Kamienica), Batzdorf (Komorowice Śląskie) and Kurzwald in the west as well as Kunzendorf (Lipnik), Alzen (Hałcnów) and Wilmesau (Wilamowice) in the east. Nearby settlements in the mountains were Lobnitz (Wapienica) and Bistrai (Bystra). Those settlements did not undergo Slavonicisation in the following centuries, which led to the creation of a German language island (Bielitz-Bialaer Sprachinsel) that survived until the 20th century.
After the partition of the Duchy of Opole in 1281, Bielsko passed to the Dukes of Cieszyn within fragmented Poland. The town was first documented in 1312 when Duke Mieszko I of Cieszyn granted a town charter. The Biała again became a border river, when in 1315 the eastern Duchy of Oświęcim split off from Cieszyn as a separate under Mieszko's son Władysław. After the Dukes of Cieszyn had become vassals of the Bohemian kings in 1327 and the Duchy of Oświęcim was sold to the Polish Crown in 1457, returning to Lesser Poland after three centuries, the Biała River for next centuries marked the border between the Bohemian crown land of Silesia within the Holy Roman Empire and the Lesser Poland Province of the Kingdom of Poland and the Polish–Lithuanian Commonwealth.
Text from the Wikipedia article “Bielsko-Biała”, available under CC BY-SA 4.0.