CLEAN : UN seeks $1.7 bln for urgent Ukraine aid

The video discusses the launch of a humanitarian appeal for the Ukraine crisis, detailing a three-month flash appeal for operations inside Ukraine and a regional response plan for neighboring countries. The appeal requires $1.1 billion for Ukraine and $550 million for neighboring countries. The refugee situation is rapidly evolving, with numbers increasing significantly, highlighting the need for European solidarity.

What challenges are mentioned regarding the appeal for neighboring countries compared to the appeal inside Ukraine?

What is the significance of the increasing number of refugees as mentioned in the text?