Brown coal in disused Soviet deposit burning at a temperature as high as 600C.
Russian government proposes intriguing solution if Ulaanbaatar halts plans for hydropower dams on the Selenga River.
'All forest wildfires extinguished' in Siberian Federal District, say officials, but peat flames still raging.
Environmentalists call for World Bank to halt funding for projects that could alter flow of rivers leading into lake with water nearing critical low.
One region alone - Yakutia - has 5 million tons scrap metal dumped in polar regions, an ugly Soviet legacy.
Sea creatures in ‘Whale Jail’ are ‘trapped’ under ice amid growing concern over their fate.
Russian President to 'personally' monitor situation amid fears projects could alter river flows and harm Baikal eco-system.
Lena Pillars, a World Heritage Site, hit by the rampant flames, as calls grow for greater efforts to tackle infernos.
New statistics on Saturday showed the vast scale of the human effort in Russia to halt a natural disaster that has destroyed swathes of woodland and taiga.
Image of 'polluted red river' caused shock but Nornickel stresses it is committed to cleaning up environment, and there will be no repeat.