Rivne Oblast is an oblast of Ukraine. Its administrative center is Rivne. The area of the region is 20,100 km²; population:. Previously part of the Second Republic of Poland's Wojewódstwo Wołyńskie and earlier the Ukrainian People's Republic's Volhynian Governorate, the Rivne Oblast was created as part of the Ukrainian Soviet Socialist Republic on December 4, 1939 after the Soviet invasion and occupation of eastern Poland on 17 September 1939. Before 1992, under the policy of Russification, the region was officially known under its Russian name of Rovno Oblast. Afterwards, it was called by its Ukrainian nameRivnenshchyna - Рівненщина. The Rivne Nuclear Power Plant is located in the oblast, near the city ofVarash.
Geography
The region is located almost in the middle of the historical region of Volhynia which is indicated on its coat of arms with a white cross on a red background. Volhynia was completely parted after the Soviet occupation of Polandin September 1939 and divided between three oblast, Volyn, Rivne, and Ternopil, while eastern portion remains in Zhytomyr Oblast. The relief of the region varies, its northern portion lies at Polesian Lowland, while its southern is located within Volhynian Upland. The highest hills known as Povcha Upland reach over 350 meters. The main water artery of the region is river Horyn, while northwestern area also reaches Prypiat. Big portions of the oblast covered in woodlands. It also has a great deal of such excavated minerals like amber and basalt. In recent years there were reports of illegal extraction of so called Rovno amber in the area.
Subdivisions
The Rivne Oblast is administratively subdivided into 16 raions as well as 4 cities which are directly subordinate to the oblast government: Dubno, Varash, Ostroh, and the administrative center of the oblast, Rivne.
Demographics
Rivne is one of the regions with the highest birth rate in all of Ukraine. The heavy rural and ethnic Ukrainian composition of the population might be responsible for this. However the birth rate is not uniform across Rivne, with raions like Ostroh having extremely low birth rates and other raions like Rokytnivskyi having extremely high birth rates.
According to statistics the population of Rivne Oblast Central Office at 1 January 2013 is 1,156,900 people. In 2012, it increased by 2612 people. This was due to natural increase 4014 people at the same time reduce the migration of the population -1,402 people. Compared to 2011, the volume of natural growth increased by 485 people. Natural movement of the population in 2012 was characterized by an increase in fertility and mortality, compared to 2011. In 2012, the number of births in the region was 619 more than in 2011. Fertility in rural areas is higher than in urban areas. total fertility rate for 2012 was 15.9. Compared to 2011, the mortality rate in 2012 rose from 12.3 to 12.4 deaths per 1,000 inhabitants. The mortality rate in rural areas is 1.6 pa za higher than in urban areas.
Most of Ukraine's oblasts are named after their capital cities, officially referred to as "oblast centers". The name of each oblast is a relativeadjective, formed by adding a feminine suffix to the name of respective center city: Rivne is the center of the Rivnens’ka oblast’. Most oblasts are also sometimes referred to in a feminine noun form, following the convention of traditional regional place names, ending with the suffix "-shchyna", as is the case with the Rivne Oblast, Rivnenshchyna.