> ScienceMore than 300,000 people in France and Spain have left their homes as wildfires continue to spread. Gironde and Landes in France and Madrid, Toledo, and Avila in Spain remain the worst-affected zones. French officials say nine in ten wildfires nationwide are started by people, not nature, and a suspected arsonist is already in custody. Researchers studying the region say warming linked to climate change is behind fires arriving earlier and burning hotter each year. See Also: Before And After Video Of LA Wildfire Destructions Leaves The Internet Absolutely Gutted: WatchCover: ESA / Twitter