'Six die' as bridges swept away and 7,600 evacuated after heavy rains.
The death toll from unusually heavy snowstorms rose to ten at the weekend.
He spoke out as Premier Dmitry Medvedev was in Siberia on a trip substantially aimed at leading efforts to combat the serious forest fires.
More than eighty rescue workers and a helicopter are involved in the hunt for the boys in sub-zero temperatures.
Say that again? The Arctic on fire?
Ecology groups warn that the extent of fires in forests and taiga has been misreported by up to 159 times compared with satellite evidence of the grim facts.
Russian President to 'personally' monitor situation amid fears projects could alter river flows and harm Baikal eco-system.
A day of mourning will be held on Thursday for the victims of a fatal five metre high avalanche that struck a group of seven teenagers.
Night blaze engulfs Siberian centre despite prompt response by fire service.
'Shocking' pictures revealed online by campaign exposing the alleged failings.