In pictures: Russia's massive wildfires rage onImages from Russia, where the army has been sent in to help tackle massive wildfires raging in Siberia (all photos here from Krasnoyarsk region).EPAThe wildfires have now spread to about three million hectares (7.4 million acres) - an area roughly the size of BelgiumEPAThe Russian authorities have deployed 10 planes and 10 helicopters with firefighting equipmentEPASome forest protection personnel have been parachuted to the most remote areasEPAHundreds of firefighters and emergencies ministry personnel are tackling the fires on the groundEPAThey are trying to prevent the blazes from spreading to populated areasEPAGreenpeace has described the situation in the affected regions as an "ecological catastrophe"EPAA state of emergency has been declared across the Irkutsk and Krasnoyarsk regions, two areas of the Republic of Buryatia and one area of the Republic of Sakha (Yakutia)EPABut many Russians say the authorities are not doing enough, with more than 700,000 people signing a petition calling for tougher actionAll photo are subject to copyrightMassive wildfires rage on in RussiaThe Arctic is on fire - how bad is it?Wildfires spread through SiberiaRussia country profile