Refugee arrivals in Europe not slowing despite winter conditionsListen /
The number of refugees arriving in Europe is not slowing despite harsh winter conditions in the region according to the UN Children's Fund (UNICEF).
Almost a million people arrived by sea alone in 2015.
They're fleeing conflict and instability in the Middle East and Africa.
Christopher Tidey has been working for UNICEF in transit countries including Greece, Serbia and Croatia as well as destination countries, Austria and Germany.
Daniel Dickinson has been speaking to him.