Over Europe in the atmosphere of detected radioactive iodine-131 is of unknown origin. The pollution has affected a vast territory. Experts say that given the half-life of this isotope, the radioactive release has occurred recently. But where a release has occurred is a mystery.
First discovered iodine-131 in the atmosphere, the staff control the purity of the atmosphere in Svanhovd. It happened in mid-January 2017. This research station is located near the capital of Norway, near the Russian Kola Peninsula.
Then the appearance radioaktivnogo isotope, recorded in Rovaniemi (Finnish Lapland), and then in Poland, the Czech Republic, Germany, France and Spain.
The head of the Norwegian office for protection from radiation threat Astrid Leland, stated that the amount of iodine-131 does not exceed the critical values and its presence in the atmosphere does not pose a threat to human health.
It remains a mystery where exactly the accident occurred which resulted in the atmosphere of radioactive substances. Taking into account the distribution of the isotope, fall under suspicion of a nuclear power plant located in Finland, Sweden and Russia. Maybe an accident connected with ships or submarines which have nuclear power plant and who were in the area of the White sea.