Radiation, chemical and biological forces tackle two million tonnes of toxic chemical waste with huge mercury stockpile and oil poisons.
Wonderful footage of rare big cats in mating ritual captured in Siberia
New threat to Baikal with plans for new hydroelectric plants in Mongolia
Calls to lower height of Lake Baikal to solve water crisis in Siberia rejected
Huge new Siberian gas deal with China - but ecological backlash begins
State or emergency in Siberia's largest permafrost region - due to wildfires
Dramatic floods hit Siberia with fears of worse to come
State of emergency declared over wildfires in Irkutsk region
Forest fires arrive early as Siberia sees record high temperatures
Winter comes to southern Siberia - but will it last?
Spotted - two snow leopard cubs in the Altai Mountains captured on camera
Toxic fuel from 21,000 ton leak reaches pristine lake, bypassing floating booms, as rivers of diesel pollution cover-up is exposed.
Immediate public audit of a high risk waste storage in Russia is urged.
Ecologists from several countries lost battle to poachers who caught an endangered dark-feathered bird.
Pictures prove the gruesome fate of reindeer 'to meet demands for traditional medicines in China and South Korea'.
Vital for making its waters so 'pure', one theory is that rising underwater methane leaks are killing off the sponge, but is there a silver lining?
One region alone - Yakutia - has 5 million tons scrap metal dumped in polar regions, an ugly Soviet legacy.