The number of refugees on the Greek Aegean islands has increased significantly. A German member of the European Parliament expects a "humanitarian catastrophe" as winter approaches.
The EU has unveiled plans to take at least 50,000 refugees directly from Africa, the Middle East and Turkey to discourage migrant boats from making the risky Mediterranean crossing.
More Mediterranean migrant deaths were reported Tuesday, just as aid groups engaged in sea rescues were meeting Italian interior ministry officials to discuss a controversial "code of conduct" for their operations.
New legal action by the EU against eastern member states for refusing to take their share of refugees shows how the worst migration crisis since World War II still divides the continent.