KIEV, Jan. 27 - The Ukrainian Security Service has reported anonymous threats to blow up hydropower and nuclear power plants.

"Alongside manifestations of extremism, there have been anonymous threats to blow up hydropower and nuclear power plants, damage to which may have unforeseen and extremely serious consequences for the population of Ukraine and neighboring states," the Ukrainian Security Service said in a report posted on its Web site on Monday.

The latest events in Ukraine have escalated public tensions through the illegal activity of "some radical organizations and citizens," the report said.