1/6
Frozen snow turned black due to settling coal dust.

Frozen snow turned all black and grey (Photo Credits: Twitter)

2/6
Black Snowscapes look terrible.

Black Snowscapes (Photo Credits: Instagram)

3/6
Coal dust makes the snow all black.

All dust covering the snow (Photo Credits: Instagram/voilok)

4/6
Walking through black snow covered roads.

People struggle through the black snow covered roads (Photo Credits: Twitter)

5/6
Heaps of snow are all dark black due to pollution.

Heaps of black snow in Siberian towns (Photo Credits: Instagram/dprom.online)

6/6
All the roads are covered in black snow.

Siberian towns look all dark in black snow (Photo Credits: Twitter)