At least 850,000 people are expected to cross the Mediterranean seeking refuge in Europe this year and next, the United Nations said on Tuesday, giving estimates that already look conservative.
Austria said on Sunday it planned to end emergency measures that have allowed thousands of refugees stranded in Hungary into Austria and Germany since Saturday and move step by step "towards normality".
France plans to build a camp this winter for as many as 1,500 migrants in the northern port city of Calais where twice that many are living in tents and hoping to make the sea-crossing to Britain.
European Union ministers were summoned on Sunday to meet in two weeks' time to seek urgent solutions to a migration crisis unprecedented in the bloc's history, as the mounting death toll on land and sea forced governments to respond.
