The fires in Spain this year have burned 158,000 hectares or 610 square miles, according to the European Union’s European Forest Fire Information System. That is an area roughly as big as metropolitan London.

Firefighters are battling several wildfires in Greece as a scorching heatwave wreaks havoc across southern Europe. In the past 24 hours alone, more than 152 new fires have broken out across Greece - and thousands of people have been evacuated. Around 4,850 firefighters are engaged in a multi-front battle to contain the flames.

Spain’s national weather agency warned of extreme fire risk in most of Spain, including where the largest blazes were burning in the north and west.