References/Bibliography

USGS: Eyjafjallajökull, Ash, and Eruption Impacts. [Available online from http://volcanoes.usgs.gov/publications/2010/iceland.php]

USGS: Future Eruptions in California's Long Valley Area—What's Likely? [Available online from http://pubs.usgs.gov/fs/fs073-97/ ]

BBC: Iceland volcano cloud: The economic impact. [Available online from http://news.bbc.co.uk/2/hi/8629623.stm]

Oxford Economics, The Economic Impacts of Air Travel Restrictions Due to Volcanic Ash. [Available online from http://www.oxfordeconomics.com/free/pdfs/volcanicupdate.pdf]

Icelandic Meteorological Office (IMO)[Available online at http://en.vedur.is]

Institute of Earth Sciences, University of Iceland: Eruption in Eyjafjallajökull. [Available online from http://www.earthice.hi.is/page/ies_Eyjafjallajokull_eruption]