Greenpeace concern as firefighters say they cannot extinguish 3 year blaze with smoke visible from space.
Oilmen forced to stop work after being trapped in 'horseshoe' of burning taiga, as pall of smoke smothers Irkutsk region where state of emergency imposed.
Running for its life after its mother was killed, two-month-old bear is rescued after stumbling into officers.
Pro-Kremlin eco-groups echo Greenpeace concerns by highlighting burning of forests which do not appear in government reports.
Residents complain of 'severe carbon monoxide poisoning' as satellite images show blanket of smoke across eastern Siberia.
Most fires will not be extinguished, with major cities polluted by fumes.
Predators seek food in villages all around Siberia as climate expert warns of worse fires each year due to soaring rise in temperatures, 10C above average.
Krasnoyarsk and Novosibirsk suffering smoke pollution and infernos rage in forests after hot, dry weather.
Almost 3 million hectares on fire, including Arctic, with fumes having hit area larger than European Union.