Does a spooky event in New England 238 years ago hold the clue to the eerie blackness that descended one week ago in Siberia?

No official explanations for darkness over swathes of Yakutia amid conspiracy theories of a UFO, new weapons tests, a meteorite, or pollution from wildfires.

Almost 3 million hectares on fire, including Arctic, with fumes having hit area larger than European Union.

The startling sight of the blood red Daldykan River is nothing new, starting from the 1990s.

Norilsk is home to the world biggest mining and metallurgy complex, and is shut off from the world in more ways than one. 

Satellites show giant hole ringed by 20 'baby craters'.

Journalist Kate Baklitskaya today begins an epic 3 month tour of some of Siberia's most iconic places.

Greenpeace claim authorities underestimate the scale of destruction, amid warnings of lack of resources to fight fires. 

Or is it too expensive to put the environment before the need for energy?