Animals cannot forage for lichen under the snow crust on the Yamal peninsula.
Lucky escape for two reindeer that could barely walk after hours of being trapped.
Currently there are 730,000 animals but numbers are 'unsustainable', risking disease spreading and chronic overgrazing.
As a debate is underway on culling as many as 250,000 reindeer due to overgrazing, Research Professor Bruce C Forbes warns against some proposed solutions.
Remote herders from 45 families get new animals to rebuild herds decimated by 'zombie' anthrax infection.
Cops in the far north of Siberia 'to be issued with reindeer instead of police cars'.
New study predicts potential crises for herds after examining 81,000 animal losses after Yamal was carpeted with winter-long impenetrable ice.
Pictures prove the gruesome fate of reindeer 'to meet demands for traditional medicines in China and South Korea'.
Scientists rush to site of latest tundra eruption - which formed a crater 50 metres deep - amid fears for homes and key industrial sites.