Eyjafjallajokull erupting on 4/17/2010, image by Marco Fulle. Note the "rooster tails" of ash and steam, typical for Surtseyan eruptions.
European airspace has slowly begun to reopen as the explosive eruptions at Eyjafjallajökull have become less intense over the last 24 hours. However, there is still lots of hazardous airspace and airports around places like London and across the UK remain closed - leaving people stranded. We will still have to wait to see what the political ramification are, especially after EU officials claim "flaws" in their decision and the over $1 billion losses by the airlines. There is still a persistent 3,000-4,000 meter ash plume coming from the crater, which isn't too surprising considering the strombolian-style activity, which can also have periods of reinvigorated activity. You can see some of this style of eruption in the webcam capture from last night (below) - you can make out the incandescent ...