Catastrophic wildfires in France and Spain have forced many to leave their homes. But it's not just the immediate threat to life from the flames or smoke that is putting the health of thousands in jeopardy.

Thick black ash coated roof terraces of houses in the north of the centre of Madrid, an AFP journalist saw, with residents forced to keep their windows closed by the smell of…

French prime minster Lecornu said the fires have reached ‘a level that has never been seen before’