An expansion of the Sahara Desert northward into Europe. A scenario that has long been a concern raised by scientists modeling potential extreme weather and climate scenarios related to human-caused climate change. And this week, it appears that Southern and Eastern Europe are going to get a taste of Sahara Desert-type weather conditions. It’s just unfolding a bit more dramatically than scientists at first anticipated.

(Monster thunderstorm explodes over Northwestern Africa last night, hurling a huge dust storm or Haboob northward toward Europe. Image source: The Met Office.)

Last night, a massive thunderstorm large enough to cover the England, Scotland and Ireland combined blew up over western Africa. The storm, larger than most hurricanes, drew in strong, hot winds from North Africa and the Sahara Desert. These winds bore upon them a great load of dust. Dust which the strong outflow of the storm then turned northward along a…