 He replaced Yury Vishnevsky at this post.Vishnevsky had been an outspoken critic of the former Ministry of Atomic Energy, now known as the Federal Agency for Atomic energy, or Rosatom.In April 2005, the Murmansk Regional Prosecutor issued a recommendation to resolve the violations surrounding the reactor life-span extensions and force regulatory bodies and Rosenergoatom, Russian's nuclear power plant operations conglomerate, to carry out the environmental impact studies.