State of emergency in Irkutsk region as President Vladimir Putin flies in amid carnage from heavy rain - with ‘worse to come’.
International researchers have gleaned these extraordinary hidden scientific secrets by drilling 318 metres into a unique lake in northeastern Siberia.
Radiation, chemical and biological forces tackle two million tonnes of toxic chemical waste with huge mercury stockpile and oil poisons.
New 'plug-in' cars coping well with harsh climate and landscape and were even recharged overnight in remote taiga at -33C.
Independent film makers from around the world choose Siberia.
Irkutsk officials say supplies to major city could run out but Russian government says more analysis of environmental impact needed.