The exact origin of the radioactivity is difficult to determine, but the data suggests a release site in the southern Urals
. This is where the Russian nuclear facility Majak is located.
A trading facility is planned to be built in the Southern Urals
by small enterprises and farmers from Kazakhstan.
Lead author Dr Tamara Azizova, of the Southern Urals
Biophysics Institute, said: "It is necessary to inform the public that low to moderate doses of radiation increase the risk of hypertension and other circulatory system diseases."
On that morning, a 65-foot (20-meter) asteroid appear out of nowhere over the southern Urals
, exploding 14 miles (23 kilometers) above the town of Chelyabinsk with such force that it shattered the windows of thousands of buildings.
Located in the mineral-rich southern Urals
, Magnitogorsk, with a population of more than 400,000, is home to one of Russia's largest steel producers.
Russia's emergencies ministry told the news agency that four people had been recovered alive from the nine-storey building in Magnitogorsk, an industrial city some 1,700 km (1,050 miles) east of Moscow in the southern Urals
. State television said it was unclear how many people were still trapped.
Media outlets in the city, located 1,700 km (1,050 miles) east of Moscow in the southern Urals
, said it was unclear how many people were trapped in the debris, but cries for help could be heard from beneath the rubble.
Now it will probably become a significant image in the Upper Paleolithic cave bestiary of the Southern Urals
," said Vladislav Zhitenev, head of Moscow State University's (MSU) South Ural archeological expedition and leading researcher for the Kapova and Ignatievskaya caves, said in a (http://www.msu.ru/press/smiaboutmsu/uchenye-nashli-verkhnepaleoliticheskoe-izobrazhenie-verblyuda-v-peshchere-na-urale.html) press release on the MSU website.
The Russian Meteorological Service said in a statement yesterday that it recorded the release of Ruthenium-106 in the southern Urals
in late September and classified it as "extremely high contamination".
The area near the notorious Mayak Chemical Combine in the Southern Urals
is slated for a repository that would hold 200,000 cubic meters of waste.
In February 2016, RUB2.5bn guarantees issued by Chelyabinsk Region for the domestic bond of OJSC Southern Urals
Civil Construction and Mortgage Corporation expired following the bond repayment.