Pilot error, technical malfunction and bad weather are all possible causes checked by investigators.
An earthquake in the vicinity of the Russian Far Eastern city of Petropavlovsk-Kamchatsky can be expected in the coming days, say scientists.
Rescued birds die despite efforts to clean them after major slick from tanker on coast of Sakhalin.
A desperate hunt for six teenagers missing on a Tyva mountain was hampered in poor weather conditions including the threat of new avalanches.
The worker in the Republic of Tuva got trapped under a concrete slab while helping to dismantle an old asbestos plant.
Russian army in battle to erect dikes to hold back the swirling Amur River as evacuations begin in low-lying areas.
Meanwhile, Emergencies' Minister vows better space monitoring of flooding as plans underway to stop a repeat of 2013 crisis.
Critics call it ‘Chernobyl on ice’ but authorities say it is vital to provide energy to remote port in Chukotka.
The Amur River rises past 7.35 metres in Khabarovsk city, with Komsomolsk-on-Amur, and Nikolayevsk-on-Amur also braced for new flooding.
Putin fires top official in Russian Far East, and calls for Investigative Committee to check how authorities performing.