‘Fire Clouds’ Sweep Across World-Famous Wine Region as Emergency Evacuations Spiral

ALAIN JOCARD / AFP via Getty Images A ‘fire cloud’ has formed above France’s Bordeaux region as the south-west of the country is ravaged by fierce wildfires. The pyrocumulonimbus cloud, a weather phenomenon ordinarily seen during volcanic eruptions, now threatens to exacerbate blazes that have already driven more than 360,000 people from their homes in France and Spain. The clouds, created by sudden updrafts of hot air, ash, and smoke, can produce lightning that risks sparking more fires. The…