7 out of top 10 regions for confiscations are in Siberia or Russian Far East.
The municipal heating system burns narcotics including heroin seized from traffickers.
Premier Dmitry Medvedev bans 'spice' ingredients after 7 deaths and mass poisoning in western Siberia.
Three girls in coma after using lethal designer narcotics during their game.
The aim was to grow hemp for rope and insulation, without it becoming a source of the drug.
Judge says The Wolf of Wall Street illegally advertises illicit drugs.
Killer amphetamines manufactured next to dead bodies.
Advert for a party based on the iconic Ian Dury song 'is propaganda for promiscuity and narcotics use', rules court.