Satellite data shows smoke from wildfires spreading across Spain and France

By Barbara Metzler BBC Verify has been analysing satellite data showing the spread of smoke from the wildfires in Spain and France.This image, captured by the Copernicus Sentinel-5P satellite on Sunday, uses the Aerosol Index to detect smoke and other tiny particles in the atmosphere. Red areas indicate higher concentrations of absorbing aerosols which can include wildfire smoke. These tiny particles absorb sunlight, warming the atmosphere and reducing air quality. Three prominent plumes are vis