The Russian president spoke after flying over devastated settlements, and fields were crops have been destroyed.
More than 50 servicemen in air drop close to Russia's drifting ice base Barneo.
Conservationists and experts due to meet over what to do with animal listed as most endangered big cat in the world.
Emergency services received calls from worried residents concerned that doomsday had arrived.
Sukhoi Superjet-100 landing gear supports broke on icy ground after the stop.
Trackers mark footprints with GPS technology as 2,000 people scour the forests in first count of rare big cat in 10 years.
Amateur photographer who takes samurai sword for protection in lonely taiga captures the stunning majesty spreading its colours in the sky.
Emergency services refuse to comment cause of extraordinary blast in the dark sky.
Students and male 'accomplice' to face justice accused of torturing and killing dogs and cats, posting pictures online, and other crimes.