Russian nuclear facility denies it is source of high radioactivity levels

Greenpeace calls for investigation after levels of ruthenium-106 in atmosphere near Urals site found to be 986 times normA secretive Russian nuclear facility has denied it was behind high atmospheric concentrations of the radioactive isotope ruthenium-106, after Russia’s meteorological service confirmed levels several hundred times the norm were found in several locations in the country during tests in late September.Greenpeace has called for an investigation into a potential cover-up of a