Russia significantly under-reporting wildfires, figures show

Greenpeace analysis of satellite data reveals 3.5m hectares have burned this year, while government statistics claim only 669,000 hectares

Smoke from forest fires in 2010 blew into major cities, causing respiratory illnesses and death.
Smoke from forest fires in 2010 blew into major cities, causing respiratory illnesses and death. Photograph: Yuri Kochetkov/EPA