The International Air Transport Association (IATA) has criticised European governments' response.

BBC: EU emergency talks called on volcanic ash air chaos

According to the IATA (International Air Transport Association) 2013 is expected to be another profitless year for the European airline industry.

CNN: Europe's airline industry on 'knife edge,' says IATA boss

Although some airlines may suffer from increased competition, the European Commission predicts a 50% net increase in business, creating up to 80, 000 more air transport-related jobs on both sides.

FORBES: 'Open Skies' Agreement Favors U.S.

The fresh disruption on Tuesday came as European Union transport ministers met in Brussels to agree measures they hoped would help prevent further disruption to air travel as a result of volcanic ash.

BBC: Volcanic ash disrupts Northern Ireland flights