Eyjafjallajökull Volcano

When I heard it first, I was like... umm it will go away in few days and I will not have to remember such a hard name. Wrong!

Eyjafjallajökull has proved to be one of the major reason of chaos in aviation industry. While some are busy relating this eruption to different causes, there is no doubt that it has severely affected the life in Europe.

src: http://upload.wikimedia.org/wikipedia/commons/a/a7/Eyjafjallajökull_volcanic_ash_17_April_2010.png

http://upload.wikimedia.org/wikipedia/commons/9/90/Volcanic_system_of_Iceland-Map-en.svg

Read more:
http://earthobservatory.nasa.gov/NaturalHazards/view.php?id=43670&src=nha