What do several airlines blame the European authorities for?

As forecasters say that a cloud of volcanic dust spreading from Iceland across Europe shows some signs of moving, officials have expressed hope that up to half of all flights across Europe could operate on Monday. The European Transport Commissioner and Spanish Minister for Europe were speaking after talks with the air traffic agency, Eurocontrol. Warren Bull reports. After adopting a cautious approach up till now, the airline industry has increasingly pushed the European authorities to end the flight restrictions which have caused travel chaos in Europe and beyond. (9) Several airlines, including KLM and Lufthansa, have expressed anger that the decision to ground flights appears to have been taken solely on the basis of the computer simulation. (10) They say they’ve carried out their own test flights and reported no problems. Conscious of a need to show strong leadership over the air travel crisis, European Union transport ministers are expected to hold an emergency video conference on Monday.